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authorAl Viro <viro@zeniv.linux.org.uk>2014-12-17 04:46:46 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-17 06:43:56 -0500
commit777eda2c5b84d6f3543f4aecbf4cd1f29b222a81 (patch)
tree0d007920c70708c178b59051b1fbf34b6e689fb6 /mm
parentb1bc6d7f163234cad4f34e3f5dffde44b96369eb (diff)
downloadlinux-777eda2c5b84d6f3543f4aecbf4cd1f29b222a81.tar.bz2
new helper: iter_is_iovec()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm')
-rw-r--r--mm/filemap.c2
-rw-r--r--mm/shmem.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index e8905bc3cbd7..bd8543c6508f 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2464,7 +2464,7 @@ ssize_t generic_perform_write(struct file *file,
/*
* Copies from kernel address space cannot fail (NFSD is a big user).
*/
- if (segment_eq(get_fs(), KERNEL_DS))
+ if (!iter_is_iovec(i))
flags |= AOP_FLAG_UNINTERRUPTIBLE;
do {
diff --git a/mm/shmem.c b/mm/shmem.c
index 185836ba53ef..73ba1df7c8ba 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1536,7 +1536,7 @@ static ssize_t shmem_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
* holes of a sparse file, we actually need to allocate those pages,
* and even mark them dirty, so it cannot exceed the max_blocks limit.
*/
- if (segment_eq(get_fs(), KERNEL_DS))
+ if (!iter_is_iovec(to))
sgp = SGP_DIRTY;
index = *ppos >> PAGE_CACHE_SHIFT;