diff options
Diffstat (limited to 'mm/shmem.c')
| -rw-r--r-- | mm/shmem.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index f4dce9c8670d..626d8c74b973 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -400,7 +400,7 @@ static bool shmem_confirm_swap(struct address_space *mapping, static int shmem_huge __read_mostly; -#if defined(CONFIG_SYSFS) || defined(CONFIG_TMPFS) +#if defined(CONFIG_SYSFS) static int shmem_parse_huge(const char *str) { if (!strcmp(str, "never")) @@ -417,7 +417,9 @@ static int shmem_parse_huge(const char *str) return SHMEM_HUGE_FORCE; return -EINVAL; } +#endif +#if defined(CONFIG_SYSFS) || defined(CONFIG_TMPFS) static const char *shmem_format_huge(int huge) { switch (huge) { @@ -3775,10 +3777,6 @@ int __init shmem_init(void) { int error; - /* If rootfs called this, don't re-init */ - if (shmem_inode_cachep) - return 0; - shmem_init_inodecache(); error = register_filesystem(&shmem_fs_type); @@ -3872,6 +3870,9 @@ bool shmem_huge_enabled(struct vm_area_struct *vma) loff_t i_size; pgoff_t off; + if ((vma->vm_flags & VM_NOHUGEPAGE) || + test_bit(MMF_DISABLE_THP, &vma->vm_mm->flags)) + return false; if (shmem_huge == SHMEM_HUGE_FORCE) return true; if (shmem_huge == SHMEM_HUGE_DENY) |