Messages in this thread Patch in this message | | | From | Geliang Tang <> | Subject | [PATCH] shmem: use list_for_each_entry_safe in shmem_unuse | Date | Thu, 3 Dec 2015 22:22:07 +0800 |
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Simplify the code with list_for_each_entry_safe().
Signed-off-by: Geliang Tang <geliangtang@163.com> --- mm/shmem.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/mm/shmem.c b/mm/shmem.c index 9b05111..816685f 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -793,8 +793,7 @@ static int shmem_unuse_inode(struct shmem_inode_info *info, */ int shmem_unuse(swp_entry_t swap, struct page *page) { - struct list_head *this, *next; - struct shmem_inode_info *info; + struct shmem_inode_info *info, *next; struct mem_cgroup *memcg; int error = 0; @@ -818,8 +817,7 @@ int shmem_unuse(swp_entry_t swap, struct page *page) error = -EAGAIN; mutex_lock(&shmem_swaplist_mutex); - list_for_each_safe(this, next, &shmem_swaplist) { - info = list_entry(this, struct shmem_inode_info, swaplist); + list_for_each_entry_safe(info, next, &shmem_swaplist, swaplist) { if (info->swapped) error = shmem_unuse_inode(info, swap, &page); else -- 2.5.0
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