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* [PATCH] netfs: Fix READ/WRITE confusion when calling iov_iter_xarray()
@ 2021-08-13 14:47 David Howells
  0 siblings, 0 replies; 5+ messages in thread
From: David Howells @ 2021-08-13 14:47 UTC (permalink / raw)
  To: torvalds
  Cc: Jeff Layton, linux-cachefs, linux-afs, ceph-devel, linux-cifs,
	linux-nfs, v9fs-developer, linux-fsdevel, linux-mm, dhowells,
	linux-kernel

Fix netfs_clear_unread() to pass READ to iov_iter_xarray() instead of WRITE
(the flag is about the operation accessing the buffer, not what sort of
access it is doing to the buffer).

Fixes: 3d3c95046742 ("netfs: Provide readahead and readpage netfs helpers")
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
cc: linux-afs@lists.infradead.org
cc: ceph-devel@vger.kernel.org
cc: linux-cifs@vger.kernel.org
cc: linux-nfs@vger.kernel.org
cc: v9fs-developer@lists.sourceforge.net
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
Link: https://lore.kernel.org/r/162729351325.813557.9242842205308443901.stgit@warthog.procyon.org.uk/
---

 fs/netfs/read_helper.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 2ad91f9e2a45..9320a42dfaf9 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -150,7 +150,7 @@ static void netfs_clear_unread(struct netfs_read_subrequest *subreq)
 {
 	struct iov_iter iter;
 
-	iov_iter_xarray(&iter, WRITE, &subreq->rreq->mapping->i_pages,
+	iov_iter_xarray(&iter, READ, &subreq->rreq->mapping->i_pages,
 			subreq->start + subreq->transferred,
 			subreq->len   - subreq->transferred);
 	iov_iter_zero(iov_iter_count(&iter), &iter);



^ permalink raw reply related	[flat|nested] 5+ messages in thread
* [PATCH] netfs: Fix READ/WRITE confusion when calling iov_iter_xarray()
@ 2021-09-23  9:52 David Howells
  0 siblings, 0 replies; 5+ messages in thread
From: David Howells @ 2021-09-23  9:52 UTC (permalink / raw)
  To: torvalds
  Cc: Jeff Layton, linux-cachefs, linux-afs, ceph-devel, linux-cifs,
	linux-nfs, v9fs-developer, linux-fsdevel, linux-mm, dhowells,
	linux-kernel

Fix netfs_clear_unread() to pass READ to iov_iter_xarray() instead of WRITE
(the flag is about the operation accessing the buffer, not what sort of
access it is doing to the buffer).

Fixes: 3d3c95046742 ("netfs: Provide readahead and readpage netfs helpers")
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
cc: linux-afs@lists.infradead.org
cc: ceph-devel@vger.kernel.org
cc: linux-cifs@vger.kernel.org
cc: linux-nfs@vger.kernel.org
cc: v9fs-developer@lists.sourceforge.net
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
Link: https://lore.kernel.org/r/162729351325.813557.9242842205308443901.stgit@warthog.procyon.org.uk/
---

 fs/netfs/read_helper.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 2ad91f9e2a45..9320a42dfaf9 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -150,7 +150,7 @@ static void netfs_clear_unread(struct netfs_read_subrequest *subreq)
 {
 	struct iov_iter iter;
 
-	iov_iter_xarray(&iter, WRITE, &subreq->rreq->mapping->i_pages,
+	iov_iter_xarray(&iter, READ, &subreq->rreq->mapping->i_pages,
 			subreq->start + subreq->transferred,
 			subreq->len   - subreq->transferred);
 	iov_iter_zero(iov_iter_count(&iter), &iter);



^ permalink raw reply related	[flat|nested] 5+ messages in thread
* [PATCH] netfs: Fix READ/WRITE confusion when calling iov_iter_xarray()
@ 2021-07-26  9:58 David Howells
  2021-08-13 12:53   ` Jeff Layton
  0 siblings, 1 reply; 5+ messages in thread
From: David Howells @ 2021-07-26  9:58 UTC (permalink / raw)
  To: linux-cachefs
  Cc: Jeff Layton, linux-afs, ceph-devel, linux-cifs, linux-nfs,
	v9fs-developer, linux-fsdevel, linux-mm, dhowells, linux-kernel

Fix netfs_clear_unread() to pass READ to iov_iter_xarray() instead of WRITE
(the flag is about the operation accessing the buffer, not what sort of
access it is doing to the buffer).

Fixes: 3d3c95046742 ("netfs: Provide readahead and readpage netfs helpers")
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
cc: linux-afs@lists.infradead.org
cc: ceph-devel@vger.kernel.org
cc: linux-cifs@vger.kernel.org
cc: linux-nfs@vger.kernel.org
cc: v9fs-developer@lists.sourceforge.net
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
---

 fs/netfs/read_helper.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c
index 0b6cd3b8734c..994ec22d4040 100644
--- a/fs/netfs/read_helper.c
+++ b/fs/netfs/read_helper.c
@@ -150,7 +150,7 @@ static void netfs_clear_unread(struct netfs_read_subrequest *subreq)
 {
 	struct iov_iter iter;
 
-	iov_iter_xarray(&iter, WRITE, &subreq->rreq->mapping->i_pages,
+	iov_iter_xarray(&iter, READ, &subreq->rreq->mapping->i_pages,
 			subreq->start + subreq->transferred,
 			subreq->len   - subreq->transferred);
 	iov_iter_zero(iov_iter_count(&iter), &iter);



^ permalink raw reply related	[flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-09-23  9:52 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2021-08-13 14:47 [PATCH] netfs: Fix READ/WRITE confusion when calling iov_iter_xarray() David Howells
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2021-09-23  9:52 David Howells
2021-07-26  9:58 David Howells
2021-08-13 12:53 ` Jeff Layton
2021-08-13 12:53   ` Jeff Layton

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