4:49 a.m.
Hi Alexey,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on kselftest/next]
[also build test ERROR on linux/master linus/master v5.11 next-20210212]
[cannot apply to hnaz-linux-mm/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Alexey-Gladkov/Count-rlimits-in-...
base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
config: openrisc-randconfig-r001-20210215 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0
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://github.com/0day-ci/linux/commit/f009495a8def89a71b9e0b9025a39379d...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Alexey-Gladkov/Count-rlimits-in-each-user-namespace/20210215-204524
git checkout f009495a8def89a71b9e0b9025a39379d6f9097d
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=openrisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
mm/mmap.c: In function 'ksys_mmap_pgoff':
> mm/mmap.c:1626:5: error: passing argument 4 of
'hugetlb_file_setup' from incompatible pointer type
[-Werror=incompatible-pointer-types]
1626 | &cred,
HUGETLB_ANONHUGE_INODE,
| ^~~~~
| |
| const struct cred **
In file included from mm/mmap.c:28:
include/linux/hugetlb.h:457:17: note: expected 'struct cred **' but argument is
of type 'const struct cred **'
457 | struct cred **cred, int creat_flags,
| ~~~~~~~~~~~~~~^~~~
cc1: some warnings being treated as errors
--
mm/memfd.c: In function '__do_sys_memfd_create':
> mm/memfd.c:301:52: error: passing argument 4 of
'hugetlb_file_setup' from incompatible pointer type
[-Werror=incompatible-pointer-types]
301 | file = hugetlb_file_setup(name, 0,
VM_NORESERVE, &cred,
| ^~~~~
| |
| const struct cred **
In file included from mm/memfd.c:18:
include/linux/hugetlb.h:457:17: note: expected 'struct cred **' but argument is
of type 'const struct cred **'
457 | struct cred **cred, int creat_flags,
| ~~~~~~~~~~~~~~^~~~
cc1: some warnings being treated as errors
--
ipc/shm.c: In function 'newseg':
> ipc/shm.c:653:5: error: passing argument 4 of
'hugetlb_file_setup' from incompatible pointer type
[-Werror=incompatible-pointer-types]
653 | &shp->mlock_cred,
HUGETLB_SHMFS_INODE,
| ^~~~~~~~~~~~~~~~
| |
| const struct cred **
In file included from ipc/shm.c:30:
include/linux/hugetlb.h:457:17: note: expected 'struct cred **' but argument is
of type 'const struct cred **'
457 | struct cred **cred, int creat_flags,
| ~~~~~~~~~~~~~~^~~~
cc1: some warnings being treated as errors
vim +/hugetlb_file_setup +1626 mm/mmap.c
1590
1591 unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len,
1592 unsigned long prot, unsigned long flags,
1593 unsigned long fd, unsigned long pgoff)
1594 {
1595 struct file *file = NULL;
1596 unsigned long retval;
1597
1598 if (!(flags & MAP_ANONYMOUS)) {
1599 audit_mmap_fd(fd, flags);
1600 file = fget(fd);
1601 if (!file)
1602 return -EBADF;
1603 if (is_file_hugepages(file)) {
1604 len = ALIGN(len, huge_page_size(hstate_file(file)));
1605 } else if (unlikely(flags & MAP_HUGETLB)) {
1606 retval = -EINVAL;
1607 goto out_fput;
1608 }
1609 } else if (flags & MAP_HUGETLB) {
1610 const struct cred *cred;
1611 struct hstate *hs;
1612
1613 hs = hstate_sizelog((flags >> MAP_HUGE_SHIFT) & MAP_HUGE_MASK);
1614 if (!hs)
1615 return -EINVAL;
1616
1617 len = ALIGN(len, huge_page_size(hs));
1618 /*
1619 * VM_NORESERVE is used because the reservations will be
1620 * taken when vm_ops->mmap() is called
1621 * A dummy user value is used because we are not locking
1622 * memory so no accounting is necessary
1623 */
1624 file = hugetlb_file_setup(HUGETLB_ANON_FILE, len,
1625 VM_NORESERVE,
1626 &cred, HUGETLB_ANONHUGE_INODE,
1627 (flags
>> MAP_HUGE_SHIFT) & MAP_HUGE_MASK);
1628 if (IS_ERR(file))
1629 return PTR_ERR(file);
1630 }
1631
1632 flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
1633
1634 retval = vm_mmap_pgoff(file, addr, len, prot, flags, pgoff);
1635 out_fput:
1636 if (file)
1637 fput(file);
1638 return retval;
1639 }
1640
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org