All of lore.kernel.org
 help / color / mirror / Atom feed
* [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS
@ 2019-08-02 11:12 Peng Tao
  2019-08-02 23:06 ` Liu Bo
  2019-08-05 16:16 ` Dr. David Alan Gilbert
  0 siblings, 2 replies; 3+ messages in thread
From: Peng Tao @ 2019-08-02 11:12 UTC (permalink / raw)
  To: virtio-fs; +Cc: Peng Tao

Right now we always enable it regardless of given commandlines.
Fix it by setting the flag relying on the lo->flock bit.

Signed-off-by: Peng Tao <tao.peng@linux.alibaba.com>
---
 contrib/virtiofsd/passthrough_ll.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/contrib/virtiofsd/passthrough_ll.c b/contrib/virtiofsd/passthrough_ll.c
index a81c01d..be75cb8 100644
--- a/contrib/virtiofsd/passthrough_ll.c
+++ b/contrib/virtiofsd/passthrough_ll.c
@@ -440,10 +440,16 @@ static void lo_init(void *userdata,
 			fuse_debug("lo_init: activating writeback\n");
 		conn->want |= FUSE_CAP_WRITEBACK_CACHE;
 	}
-	if (lo->flock && conn->capable & FUSE_CAP_FLOCK_LOCKS) {
-		if (lo->debug)
-			fuse_debug("lo_init: activating flock locks\n");
-		conn->want |= FUSE_CAP_FLOCK_LOCKS;
+	if (conn->capable & FUSE_CAP_FLOCK_LOCKS) {
+		if (lo->flock) {
+			if (lo->debug)
+				fuse_debug("lo_init: activating flock locks\n");
+			conn->want |= FUSE_CAP_FLOCK_LOCKS;
+		} else {
+			if (lo->debug)
+				fuse_debug("lo_init: disabling flock locks\n");
+			conn->want &= ~FUSE_CAP_FLOCK_LOCKS;
+		}
 	}
 	/* TODO: shared version support for readdirplus */
 
-- 
1.8.3.1


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

* Re: [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS
  2019-08-02 11:12 [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS Peng Tao
@ 2019-08-02 23:06 ` Liu Bo
  2019-08-05 16:16 ` Dr. David Alan Gilbert
  1 sibling, 0 replies; 3+ messages in thread
From: Liu Bo @ 2019-08-02 23:06 UTC (permalink / raw)
  To: Peng Tao; +Cc: virtio-fs

On Fri, Aug 02, 2019 at 07:12:23PM +0800, Peng Tao wrote:
> Right now we always enable it regardless of given commandlines.
> Fix it by setting the flag relying on the lo->flock bit.
>

Good catch.

Reviewed-by: Liu Bo <bo.liu@linux.alibaba.com>

thanks,
-liubo
> Signed-off-by: Peng Tao <tao.peng@linux.alibaba.com>
> ---
>  contrib/virtiofsd/passthrough_ll.c | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/contrib/virtiofsd/passthrough_ll.c b/contrib/virtiofsd/passthrough_ll.c
> index a81c01d..be75cb8 100644
> --- a/contrib/virtiofsd/passthrough_ll.c
> +++ b/contrib/virtiofsd/passthrough_ll.c
> @@ -440,10 +440,16 @@ static void lo_init(void *userdata,
>  			fuse_debug("lo_init: activating writeback\n");
>  		conn->want |= FUSE_CAP_WRITEBACK_CACHE;
>  	}
> -	if (lo->flock && conn->capable & FUSE_CAP_FLOCK_LOCKS) {
> -		if (lo->debug)
> -			fuse_debug("lo_init: activating flock locks\n");
> -		conn->want |= FUSE_CAP_FLOCK_LOCKS;
> +	if (conn->capable & FUSE_CAP_FLOCK_LOCKS) {
> +		if (lo->flock) {
> +			if (lo->debug)
> +				fuse_debug("lo_init: activating flock locks\n");
> +			conn->want |= FUSE_CAP_FLOCK_LOCKS;
> +		} else {
> +			if (lo->debug)
> +				fuse_debug("lo_init: disabling flock locks\n");
> +			conn->want &= ~FUSE_CAP_FLOCK_LOCKS;
> +		}
>  	}
>  	/* TODO: shared version support for readdirplus */
>  
> -- 
> 1.8.3.1


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

* Re: [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS
  2019-08-02 11:12 [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS Peng Tao
  2019-08-02 23:06 ` Liu Bo
@ 2019-08-05 16:16 ` Dr. David Alan Gilbert
  1 sibling, 0 replies; 3+ messages in thread
From: Dr. David Alan Gilbert @ 2019-08-05 16:16 UTC (permalink / raw)
  To: Peng Tao; +Cc: virtio-fs

* Peng Tao (tao.peng@linux.alibaba.com) wrote:
> Right now we always enable it regardless of given commandlines.
> Fix it by setting the flag relying on the lo->flock bit.
> 
> Signed-off-by: Peng Tao <tao.peng@linux.alibaba.com>

Thanks, applied.

> ---
>  contrib/virtiofsd/passthrough_ll.c | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/contrib/virtiofsd/passthrough_ll.c b/contrib/virtiofsd/passthrough_ll.c
> index a81c01d..be75cb8 100644
> --- a/contrib/virtiofsd/passthrough_ll.c
> +++ b/contrib/virtiofsd/passthrough_ll.c
> @@ -440,10 +440,16 @@ static void lo_init(void *userdata,
>  			fuse_debug("lo_init: activating writeback\n");
>  		conn->want |= FUSE_CAP_WRITEBACK_CACHE;
>  	}
> -	if (lo->flock && conn->capable & FUSE_CAP_FLOCK_LOCKS) {
> -		if (lo->debug)
> -			fuse_debug("lo_init: activating flock locks\n");
> -		conn->want |= FUSE_CAP_FLOCK_LOCKS;
> +	if (conn->capable & FUSE_CAP_FLOCK_LOCKS) {
> +		if (lo->flock) {
> +			if (lo->debug)
> +				fuse_debug("lo_init: activating flock locks\n");
> +			conn->want |= FUSE_CAP_FLOCK_LOCKS;
> +		} else {
> +			if (lo->debug)
> +				fuse_debug("lo_init: disabling flock locks\n");
> +			conn->want &= ~FUSE_CAP_FLOCK_LOCKS;
> +		}
>  	}
>  	/* TODO: shared version support for readdirplus */
>  
> -- 
> 1.8.3.1
> 
> _______________________________________________
> Virtio-fs mailing list
> Virtio-fs@redhat.com
> https://www.redhat.com/mailman/listinfo/virtio-fs
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK


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

end of thread, other threads:[~2019-08-05 16:16 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-08-02 11:12 [Virtio-fs] [PATCH] virtiofsd: do not always set FUSE_FLOCK_LOCKS Peng Tao
2019-08-02 23:06 ` Liu Bo
2019-08-05 16:16 ` Dr. David Alan Gilbert

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.