Hi Anshuman,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on hnaz-mm/master]
url:
https://github.com/0day-ci/linux/commits/Anshuman-Khandual/mm-mmap-Drop-p...
base:
https://github.com/hnaz/linux-mm master
config: um-i386_defconfig
(
https://download.01.org/0day-ci/archive/20220214/202202141426.Q2fKI6yq-lk...)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/f96d6fa064e3f24686f111d1b4c06b865...
git remote add linux-review
https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Anshuman-Khandual/mm-mmap-Drop-protection_map-and-platform-s-__SXXX-__PXXX-requirements/20220214-103534
git checkout f96d6fa064e3f24686f111d1b4c06b865ca103ec
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash
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 >>):
arch/x86/um/mem_32.c: In function 'gate_vma_init':
> arch/x86/um/mem_32.c:20:26: error: '__P101' undeclared
(first use in this function)
20 | gate_vma.vm_page_prot = __P101;
| ^~~~~~
arch/x86/um/mem_32.c:20:26: note: each undeclared identifier is reported only once for
each function it appears in
vim +/__P101 +20 arch/x86/um/mem_32.c
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 10
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 11 static int __init
gate_vma_init(void)
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 12 {
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 13 if
(!FIXADDR_USER_START)
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 14 return 0;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 15
2c4541e24c55e2 arch/x86/um/mem_32.c Kirill A. Shutemov 2018-07-26 16
vma_init(&gate_vma, NULL);
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 17
gate_vma.vm_start = FIXADDR_USER_START;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 18 gate_vma.vm_end
= FIXADDR_USER_END;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 19
gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 @20
gate_vma.vm_page_prot = __P101;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 21
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 22 return 0;
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 23 }
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 24
__initcall(gate_vma_init);
548f0a4e02f6fa arch/um/sys-i386/mem.c Richard Weinberger 2011-07-25 25
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org