aboutsummaryrefslogtreecommitdiff
path: root/include/linux/uio.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2014-12-19 18:19:19 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-19 18:19:19 -0800
commitecb5ec044ab99be1f35e93962fa43e4bb3120d9e (patch)
tree8832ba0b39783bd8a836b5552eb8f74d2e450afe /include/linux/uio.h
parent298647e31af52e795867a399fa049cebd88067ff (diff)
parente3bb504efd919f7bacd24cb14038953899b909e1 (diff)
downloadlinux-linaro-stable-ecb5ec044ab99be1f35e93962fa43e4bb3120d9e.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs pile #3 from Al Viro: "Assorted fixes and patches from the last cycle" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: [regression] chunk lost from bd9b51 vfs: make mounts and mountstats honor root dir like mountinfo does vfs: cleanup show_mountinfo init: fix read-write root mount unfuck binfmt_misc.c (broken by commit e6084d4) vm_area_operations: kill ->migrate() new helper: iter_is_iovec() move_extent_per_page(): get rid of unused w_flags lustre: get rid of playing with ->fs btrfs: filp_open() returns ERR_PTR() on failure, not NULL...
Diffstat (limited to 'include/linux/uio.h')
-rw-r--r--include/linux/uio.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h
index a41e252396c0..1c5e453f7ea9 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -101,6 +101,11 @@ static inline size_t iov_iter_count(struct iov_iter *i)
return i->count;
}
+static inline bool iter_is_iovec(struct iov_iter *i)
+{
+ return !(i->type & (ITER_BVEC | ITER_KVEC));
+}
+
/*
* Cap the iov_iter by given limit; note that the second argument is
* *not* the new size - it's upper limit for such. Passing it a value