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authorDavid S. Miller <davem@davemloft.net>2017-02-07 16:29:30 -0500
committerDavid S. Miller <davem@davemloft.net>2017-02-07 16:29:30 -0500
commit3efa70d78f218e4c9276b0bac0545e5184c1c47b (patch)
treef4abe2f05e173023d2a262afd4aebb1e89fe6985 /mm/shmem.c
parent76e0e70e6452b971a69cc9794ff4a6715c11f7f2 (diff)
parent926af6273fc683cd98cd0ce7bf0d04a02eed6742 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The conflict was an interaction between a bug fix in the netvsc driver in 'net' and an optimization of the RX path in 'net-next'. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'mm/shmem.c')
-rw-r--r--mm/shmem.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index bb53285a1d99..3a7587a0314d 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -415,6 +415,7 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo,
struct shrink_control *sc, unsigned long nr_to_split)
{
LIST_HEAD(list), *pos, *next;
+ LIST_HEAD(to_remove);
struct inode *inode;
struct shmem_inode_info *info;
struct page *page;
@@ -441,9 +442,8 @@ static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo,
/* Check if there's anything to gain */
if (round_up(inode->i_size, PAGE_SIZE) ==
round_up(inode->i_size, HPAGE_PMD_SIZE)) {
- list_del_init(&info->shrinklist);
+ list_move(&info->shrinklist, &to_remove);
removed++;
- iput(inode);
goto next;
}
@@ -454,6 +454,13 @@ next:
}
spin_unlock(&sbinfo->shrinklist_lock);
+ list_for_each_safe(pos, next, &to_remove) {
+ info = list_entry(pos, struct shmem_inode_info, shrinklist);
+ inode = &info->vfs_inode;
+ list_del_init(&info->shrinklist);
+ iput(inode);
+ }
+
list_for_each_safe(pos, next, &list) {
int ret;