[kees:kspp/array-bounds/next-20210816/v1 10/10] kernel/cgroup/cgroup.c:651:56: warning: array subscript '<unknown>' is outside the bounds of an interior zero-length array 'struct cgroup_subsys_state *[0]'
5:18 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
kspp/array-bounds/next-20210816/v1
head: b07d5e8190ca172b1ffddd1412b921296000b379
commit: b07d5e8190ca172b1ffddd1412b921296000b379 [10/10] Makefile: Enable
-Wzero-length-bounds
config: arm-defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
#
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?id...
git remote add kees
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git
git fetch --no-tags kees kspp/array-bounds/next-20210816/v1
git checkout b07d5e8190ca172b1ffddd1412b921296000b379
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'of_css':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_file_write':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_get_e_css':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c:590:34: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
590 | css = init_css_set.subsys[ss->id];
| ~~~~~~~~~~~~~~~~~~~^~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:205:37: note: while referencing 'subsys'
205 | struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c:744:16: note: defined here 'init_css_set'
744 | struct css_set init_css_set = {
| ^~~~~~~~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_subtree_control_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_controllers_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cpu_stat_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_freeze_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_max_descendants_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_max_depth_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_stat_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_events_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_type_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_seqfile_show':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_addrm_files':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_e_css':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c:561:35: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
561 | return init_css_set.subsys[ss->id];
| ~~~~~~~~~~~~~~~~~~~^~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:205:37: note: while referencing 'subsys'
205 | struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c:744:16: note: defined here 'init_css_set'
744 | struct css_set init_css_set = {
| ^~~~~~~~~~~~
kernel/cgroup/cgroup.c: In function 'cgroup_taskset_next':
kernel/cgroup/cgroup.c:2395:57: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
2395 | *dst_cssp = cset->subsys[tset->ssid];
| ~~~~~~~~~~~~^~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:205:37: note: while referencing 'subsys'
205 | struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c:2393:70: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
2393 | *dst_cssp =
cset->mg_dst_cset->subsys[tset->ssid];
|
~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:205:37: note: while referencing 'subsys'
205 | struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_rm_cftypes':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
kernel/cgroup/cgroup.c: In function 'css_task_iter_start':
> kernel/cgroup/cgroup.c:4647:32: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct list_head[0]' [-Wzero-length-bounds]
4647 |
it->cset_pos = &css->cgroup->e_csets[css->ss->id];
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:443:26: note: while referencing 'e_csets'
443 | struct list_head e_csets[CGROUP_SUBSYS_COUNT];
| ^~~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function '__cgroup_procs_start':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'cgroup_procs_start':
> kernel/cgroup/cgroup.c:651:56: warning: array subscript
'<unknown>' is outside the bounds of an interior zero-length array
'struct cgroup_subsys_state *[0]' [-Wzero-length-bounds]
651 |
return rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:403:32: note: in expansion of macro 'READ_ONCE'
403 | typeof(p) ________p1 = READ_ONCE(p); \
| ^~~~~~~~~
kernel/cgroup/cgroup.c:651:24: note: in expansion of macro
'rcu_dereference_raw'
651 | return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
In file included from ./arch/arm/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:264,
from include/uapi/linux/swab.h:6,
from include/linux/swab.h:5,
from arch/arm/include/asm/opcodes.h:86,
from arch/arm/include/asm/bug.h:7,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/arm/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/cgroup.h:12,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
kernel/cgroup/cgroup.c: In function 'css_tryget_online_from_dir':
kernel/cgroup/cgroup.c:476:58: warning: array subscript '<unknown>' is
outside the bounds of an interior zero-length array 'struct cgroup_subsys_state
*[0]' [-Wzero-length-bounds]
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
include/asm-generic/rwonce.h:44:73: note: in definition of macro '__READ_ONCE'
44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x)
*)&(x))
| ^
include/linux/rcupdate.h:389:55: note: in expansion of macro 'READ_ONCE'
389 | typeof(*p) *________p1 = (typeof(*p) *__force)READ_ONCE(p); \
| ^~~~~~~~~
include/linux/rcupdate.h:528:9: note: in expansion of macro
'__rcu_dereference_check'
528 | __rcu_dereference_check((p), (c) || rcu_read_lock_held(), __rcu)
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/cgroup/cgroup.c:476:24: note: in expansion of macro
'rcu_dereference_check'
476 | return rcu_dereference_check(cgrp->subsys[ss->id],
| ^~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/cgroup.h:28,
from kernel/cgroup/cgroup-internal.h:5,
from kernel/cgroup/cgroup.c:31:
include/linux/cgroup-defs.h:426:43: note: while referencing 'subsys'
426 | struct cgroup_subsys_state __rcu *subsys[CGROUP_SUBSYS_COUNT];
| ^~~~~~
vim +651 kernel/cgroup/cgroup.c
aade7f9efba098 kernel/cgroup/cgroup.c Roman Gushchin 2019-04-19 636
b41686401e5014 kernel/cgroup.c Tejun Heo 2014-05-13 637 struct
cgroup_subsys_state *of_css(struct kernfs_open_file *of)
59f5296b51b867 kernel/cgroup.c Tejun Heo 2014-02-11 638 {
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 639 struct cgroup *cgrp
= of->kn->parent->priv;
b41686401e5014 kernel/cgroup.c Tejun Heo 2014-05-13 640 struct cftype *cft
= of_cft(of);
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 641
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 642 /*
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 643 * This is open and
unprotected implementation of cgroup_css().
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 644 * seq_css() is
only called from a kernfs file operation which has
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 645 * an active
reference on the file. Because all the subsystem
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 646 * files are
drained before a css is disassociated with a cgroup,
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 647 * the matching css
from the cgroup's subsys table is guaranteed to
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 648 * be and stay
valid until the enclosing operation is complete.
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 649 */
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 650 if (cft->ss)
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 @651 return
rcu_dereference_raw(cgrp->subsys[cft->ss->id]);
2bd59d48ebfb3d kernel/cgroup.c Tejun Heo 2014-02-11 652 else
9d800df12d3173 kernel/cgroup.c Tejun Heo 2014-05-14 653 return
&cgrp->self;
59f5296b51b867 kernel/cgroup.c Tejun Heo 2014-02-11 654 }
b41686401e5014 kernel/cgroup.c Tejun Heo 2014-05-13 655
EXPORT_SYMBOL_GPL(of_css);
59f5296b51b867 kernel/cgroup.c Tejun Heo 2014-02-11 656
:::::: The code at line 651 was first introduced by commit
:::::: 2bd59d48ebfb3df41ee56938946ca0dd30887312 cgroup: convert to kernfs
:::::: TO: Tejun Heo <tj(a)kernel.org>
:::::: CC: Tejun Heo <tj(a)kernel.org>
---
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