[PATCH v2] mm/shmem.c: make shmem_mapping() inline

Hui Su
2020-11-14T06:41:00Z

inline the shmem_mapping(), and use shmem_mapping()
instead of 'inode->i_mapping->a_ops == &shmem_aops'
in shmem_evict_inode().

v1->v2:
remove the inline for func declaration in shmem_fs.h

Reviewed-by: Pankaj Gupta <pankaj.gupta@cloud.ionos.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Hui Su <sh_def@163.com>
---
mm/shmem.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index 537c137698f8..7395d8e8226a 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1152,7 +1152,7 @@ static void shmem_evict_inode(struct inode *inode)
struct shmem_inode_info *info = SHMEM_I(inode);
struct shmem_sb_info *sbinfo = SHMEM_SB(inode->i_sb);

- if (inode->i_mapping->a_ops == &shmem_aops) {
+ if (shmem_mapping(inode->i_mapping)) {
shmem_unacct_size(info->flags, inode->i_size);
inode->i_size = 0;
shmem_truncate_range(inode, 0, (loff_t)-1);
@@ -2352,7 +2352,7 @@ static struct inode *shmem_get_inode(struct super_block *sb, const struct inode
return inode;
}

-bool shmem_mapping(struct address_space *mapping)
+inline bool shmem_mapping(struct address_space *mapping)
{
return mapping->a_ops == &shmem_aops;
}
--
2.29.0