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-each-user-namespace/20210215-204524 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/f009495a8def89a71b9e0b9025a39379d6f9097d 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 <l...@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-...@lists.01.org
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