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authorMing Lei <ming.lei@redhat.com>2019-04-26 13:45:21 +0300
committerJens Axboe <axboe@kernel.dk>2019-05-01 17:38:47 +0300
commitf5eb4d3b92a6a1096ef3480b54782a9409281300 (patch)
treef80fdd5c8e5a2b9dc12e9027186b75236ccfc971 /include/linux/uio.h
parent60a27b906d1a372474669c914c10d6c993858a4a (diff)
downloadlinux-f5eb4d3b92a6a1096ef3480b54782a9409281300.tar.xz
iov_iter: fix iov_iter_type
Commit 875f1d0769cd ("iov_iter: add ITER_BVEC_FLAG_NO_REF flag") introduces one extra flag of ITER_BVEC_FLAG_NO_REF, and this flag is stored into iter->type. However, iov_iter_type() doesn't consider the new added flag, fix it by masking this flag in iov_iter_type(). Fixes: 875f1d0769cd ("iov_iter: add ITER_BVEC_FLAG_NO_REF flag") Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/uio.h')
-rw-r--r--include/linux/uio.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h
index f184af1999a8..2d0131ad4604 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -60,7 +60,7 @@ struct iov_iter {
static inline enum iter_type iov_iter_type(const struct iov_iter *i)
{
- return i->type & ~(READ | WRITE);
+ return i->type & ~(READ | WRITE | ITER_BVEC_FLAG_NO_REF);
}
static inline bool iter_is_iovec(const struct iov_iter *i)