mm: update the description for madvise_remove
Currently, we have more filesystems supporting fallocate, e.g
ext4/btrfs. Remove the outdated comment for madvise_remove.
Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/madvise.c b/mm/madvise.c
index a402f8f..0938b30 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -292,9 +292,6 @@
/*
* Application wants to free up the pages and associated backing store.
* This is effectively punching a hole into the middle of a file.
- *
- * NOTE: Currently, only shmfs/tmpfs is supported for this operation.
- * Other filesystems return -ENOSYS.
*/
static long madvise_remove(struct vm_area_struct *vma,
struct vm_area_struct **prev,