* [dm-devel] [PATCH] libmultipath: avoid buffer size warning with systemd 240+
@ 2021-08-12 10:45 mwilck
2021-08-30 21:31 ` Benjamin Marzinski
0 siblings, 1 reply; 2+ messages in thread
From: mwilck @ 2021-08-12 10:45 UTC (permalink / raw)
To: Christophe Varoqui, Benjamin Marzinski; +Cc: dm-devel, Martin Wilck
From: Martin Wilck <mwilck@suse.com>
Since systemd commit e39b4d2 ("libudev: re-implement udev-monitor by
sd_device_monitor"), udev_monitor_set_receive_buffer_size() returns 1
on success. Fix the test for the return value to avoid a misleading
"failed to increase buffer size" warning.
Signed-off-by: Martin Wilck <mwilck@suse.com>
---
libmultipath/uevent.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libmultipath/uevent.c b/libmultipath/uevent.c
index d3061bf..4265904 100644
--- a/libmultipath/uevent.c
+++ b/libmultipath/uevent.c
@@ -569,7 +569,7 @@ int uevent_listen(struct udev *udev)
}
pthread_cleanup_push(monitor_cleanup, monitor);
#ifdef LIBUDEV_API_RECVBUF
- if (udev_monitor_set_receive_buffer_size(monitor, 128 * 1024 * 1024))
+ if (udev_monitor_set_receive_buffer_size(monitor, 128 * 1024 * 1024) < 0)
condlog(2, "failed to increase buffer size");
#endif
fd = udev_monitor_get_fd(monitor);
--
2.32.0
--
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^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [dm-devel] [PATCH] libmultipath: avoid buffer size warning with systemd 240+
2021-08-12 10:45 [dm-devel] [PATCH] libmultipath: avoid buffer size warning with systemd 240+ mwilck
@ 2021-08-30 21:31 ` Benjamin Marzinski
0 siblings, 0 replies; 2+ messages in thread
From: Benjamin Marzinski @ 2021-08-30 21:31 UTC (permalink / raw)
To: mwilck; +Cc: dm-devel
On Thu, Aug 12, 2021 at 12:45:15PM +0200, mwilck@suse.com wrote:
> From: Martin Wilck <mwilck@suse.com>
>
> Since systemd commit e39b4d2 ("libudev: re-implement udev-monitor by
> sd_device_monitor"), udev_monitor_set_receive_buffer_size() returns 1
> on success. Fix the test for the return value to avoid a misleading
> "failed to increase buffer size" warning.
>
> Signed-off-by: Martin Wilck <mwilck@suse.com>
Reviewed-by: Benjamin Marzinski <bmarzins@redhat.com>
> ---
> libmultipath/uevent.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libmultipath/uevent.c b/libmultipath/uevent.c
> index d3061bf..4265904 100644
> --- a/libmultipath/uevent.c
> +++ b/libmultipath/uevent.c
> @@ -569,7 +569,7 @@ int uevent_listen(struct udev *udev)
> }
> pthread_cleanup_push(monitor_cleanup, monitor);
> #ifdef LIBUDEV_API_RECVBUF
> - if (udev_monitor_set_receive_buffer_size(monitor, 128 * 1024 * 1024))
> + if (udev_monitor_set_receive_buffer_size(monitor, 128 * 1024 * 1024) < 0)
> condlog(2, "failed to increase buffer size");
> #endif
> fd = udev_monitor_get_fd(monitor);
> --
> 2.32.0
--
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https://listman.redhat.com/mailman/listinfo/dm-devel
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2021-08-12 10:45 [dm-devel] [PATCH] libmultipath: avoid buffer size warning with systemd 240+ mwilck
2021-08-30 21:31 ` Benjamin Marzinski
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