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* [PATCH] fs: 9p: add generic splice_write file operation
       [not found] <20201201151658.GA13180@nautica>
@ 2020-12-01 15:44 ` Dominique Martinet
  2020-12-01 19:25   ` Christoph Hellwig
  2020-12-01 20:37   ` Toke Høiland-Jørgensen
  0 siblings, 2 replies; 3+ messages in thread
From: Dominique Martinet @ 2020-12-01 15:44 UTC (permalink / raw)
  To: asmadeus
  Cc: linux-kernel, v9fs-developer, linux-fsdevel,
	Toke Høiland-Jørgensen

The default splice operations got removed recently, add it back to 9p
with iter_file_splice_write like many other filesystems do.

Fixes: 36e2c7421f02 ("fs: don't allow splice read/write without explicit ops")
Cc: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>
---
 fs/9p/vfs_file.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 145f6f83aa9a..5f9c0c796a37 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -668,6 +668,7 @@ const struct file_operations v9fs_cached_file_operations = {
 	.lock = v9fs_file_lock,
 	.mmap = v9fs_file_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync,
 };
 
@@ -681,6 +682,7 @@ const struct file_operations v9fs_cached_file_operations_dotl = {
 	.flock = v9fs_file_flock_dotl,
 	.mmap = v9fs_file_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync_dotl,
 };
 
@@ -693,6 +695,7 @@ const struct file_operations v9fs_file_operations = {
 	.lock = v9fs_file_lock,
 	.mmap = generic_file_readonly_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync,
 };
 
@@ -706,6 +709,7 @@ const struct file_operations v9fs_file_operations_dotl = {
 	.flock = v9fs_file_flock_dotl,
 	.mmap = generic_file_readonly_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync_dotl,
 };
 
@@ -718,6 +722,7 @@ const struct file_operations v9fs_mmap_file_operations = {
 	.lock = v9fs_file_lock,
 	.mmap = v9fs_mmap_file_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync,
 };
 
@@ -731,5 +736,6 @@ const struct file_operations v9fs_mmap_file_operations_dotl = {
 	.flock = v9fs_file_flock_dotl,
 	.mmap = v9fs_mmap_file_mmap,
 	.splice_read = generic_file_splice_read,
+	.splice_write = iter_file_splice_write,
 	.fsync = v9fs_file_fsync_dotl,
 };
-- 
2.28.0


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] fs: 9p: add generic splice_write file operation
  2020-12-01 15:44 ` [PATCH] fs: 9p: add generic splice_write file operation Dominique Martinet
@ 2020-12-01 19:25   ` Christoph Hellwig
  2020-12-01 20:37   ` Toke Høiland-Jørgensen
  1 sibling, 0 replies; 3+ messages in thread
From: Christoph Hellwig @ 2020-12-01 19:25 UTC (permalink / raw)
  To: Dominique Martinet
  Cc: linux-kernel, v9fs-developer, linux-fsdevel,
	Toke H??iland-J??rgensen

On Tue, Dec 01, 2020 at 04:44:56PM +0100, Dominique Martinet wrote:
> The default splice operations got removed recently, add it back to 9p
> with iter_file_splice_write like many other filesystems do.
> 
> Fixes: 36e2c7421f02 ("fs: don't allow splice read/write without explicit ops")
> Cc: Toke H??iland-J??rgensen <toke@redhat.com>
> Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] fs: 9p: add generic splice_write file operation
  2020-12-01 15:44 ` [PATCH] fs: 9p: add generic splice_write file operation Dominique Martinet
  2020-12-01 19:25   ` Christoph Hellwig
@ 2020-12-01 20:37   ` Toke Høiland-Jørgensen
  1 sibling, 0 replies; 3+ messages in thread
From: Toke Høiland-Jørgensen @ 2020-12-01 20:37 UTC (permalink / raw)
  To: Dominique Martinet, asmadeus; +Cc: linux-kernel, v9fs-developer, linux-fsdevel

Dominique Martinet <asmadeus@codewreck.org> writes:

> The default splice operations got removed recently, add it back to 9p
> with iter_file_splice_write like many other filesystems do.
>
> Fixes: 36e2c7421f02 ("fs: don't allow splice read/write without explicit ops")
> Cc: Toke Høiland-Jørgensen <toke@redhat.com>
> Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>

FWIW:

Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-12-01 20:39 UTC | newest]

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     [not found] <20201201151658.GA13180@nautica>
2020-12-01 15:44 ` [PATCH] fs: 9p: add generic splice_write file operation Dominique Martinet
2020-12-01 19:25   ` Christoph Hellwig
2020-12-01 20:37   ` Toke Høiland-Jørgensen

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