UBUNTU: [Config] Set CONFIG_KEXEC=y for all architectures

[mirror_ubuntu-zesty-kernel.git] / mm / shmem.c

diff --git a/mm/shmem.c b/mm/shmem.c
index bb53285a1d99666676e85697330f1a052f7c3cc0..3a7587a0314dc73fb4929a824a74f9b8948ea502 100644 (file)
--- 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;