* master - libdm: enable no_flush for driver version > 11
@ 2015-10-26 6:39 Zdenek Kabelac
0 siblings, 0 replies; 3+ messages in thread
From: Zdenek Kabelac @ 2015-10-26 6:39 UTC (permalink / raw)
To: lvm-devel
Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=428ca9b1207eba53ffc721bd9e528a1a148128c2
Commit: 428ca9b1207eba53ffc721bd9e528a1a148128c2
Parent: f898cf7539149a54a121b0aae59076c2d647bb37
Author: Zdenek Kabelac <zkabelac@redhat.com>
AuthorDate: Mon Oct 26 07:37:59 2015 +0100
Committer: Zdenek Kabelac <zkabelac@redhat.com>
CommitterDate: Mon Oct 26 07:37:59 2015 +0100
libdm: enable no_flush for driver version > 11
It appears the driver version 11 has troubles with usage of no_flush
So require at least version 12.
---
libdm/ioctl/libdm-iface.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index 58a8dfe..2a36b77 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -1202,8 +1202,13 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
if (dmt->type == DM_DEVICE_SUSPEND)
dmi->flags |= DM_SUSPEND_FLAG;
- if (dmt->no_flush)
- dmi->flags |= DM_NOFLUSH_FLAG;
+ if (dmt->no_flush) {
+ if (_dm_version_minor < 12)
+ log_verbose("No flush flag unsupported by kernel. "
+ "Buffers will be flushed.");
+ else
+ dmi->flags |= DM_NOFLUSH_FLAG;
+ }
if (dmt->read_only)
dmi->flags |= DM_READONLY_FLAG;
if (dmt->skip_lockfs)
^ permalink raw reply related [flat|nested] 3+ messages in thread
* master - libdm: enable no_flush for driver version > 11
@ 2015-10-26 6:35 Zdenek Kabelac
0 siblings, 0 replies; 3+ messages in thread
From: Zdenek Kabelac @ 2015-10-26 6:35 UTC (permalink / raw)
To: lvm-devel
Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=6e784abbd7336e57fee80dfb6a5a3e7f2fab7a98
Commit: 6e784abbd7336e57fee80dfb6a5a3e7f2fab7a98
Parent: f898cf7539149a54a121b0aae59076c2d647bb37
Author: Zdenek Kabelac <zkabelac@redhat.com>
AuthorDate: Mon Oct 26 07:34:14 2015 +0100
Committer: Zdenek Kabelac <zkabelac@redhat.com>
CommitterDate: Mon Oct 26 07:34:14 2015 +0100
libdm: enable no_flush for driver version > 11
It appears the driver version 11 has troubles with usage of no_flush
So require at least version 12.
---
libdm/ioctl/libdm-iface.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index 58a8dfe..615bbd5 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -1202,8 +1202,13 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
if (dmt->type == DM_DEVICE_SUSPEND)
dmi->flags |= DM_SUSPEND_FLAG;
- if (dmt->no_flush)
- dmi->flags |= DM_NOFLUSH_FLAG;
+ if (dmt->no_flush) {
+ if (_dm_version_minor < 11)
+ log_verbose("No flush flag unsupported by kernel. "
+ "Buffers will be flushed.");
+ else
+ dmi->flags |= DM_NOFLUSH_FLAG;
+ }
if (dmt->read_only)
dmi->flags |= DM_READONLY_FLAG;
if (dmt->skip_lockfs)
^ permalink raw reply related [flat|nested] 3+ messages in thread
* master - libdm: enable no_flush for driver version > 11
@ 2015-10-25 22:46 Zdenek Kabelac
0 siblings, 0 replies; 3+ messages in thread
From: Zdenek Kabelac @ 2015-10-25 22:46 UTC (permalink / raw)
To: lvm-devel
Gitweb: http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=9139d7a4bbaf0b6944802b7c6f893e23b59633f7
Commit: 9139d7a4bbaf0b6944802b7c6f893e23b59633f7
Parent: f898cf7539149a54a121b0aae59076c2d647bb37
Author: Zdenek Kabelac <zkabelac@redhat.com>
AuthorDate: Sun Oct 25 23:43:47 2015 +0100
Committer: Zdenek Kabelac <zkabelac@redhat.com>
CommitterDate: Sun Oct 25 23:43:47 2015 +0100
libdm: enable no_flush for driver version > 11
It appears the driver version 11 has troubles with usage of no_flush
So require at least version 12.
---
libdm/ioctl/libdm-iface.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/libdm/ioctl/libdm-iface.c b/libdm/ioctl/libdm-iface.c
index 58a8dfe..615bbd5 100644
--- a/libdm/ioctl/libdm-iface.c
+++ b/libdm/ioctl/libdm-iface.c
@@ -1202,8 +1202,13 @@ static struct dm_ioctl *_flatten(struct dm_task *dmt, unsigned repeat_count)
if (dmt->type == DM_DEVICE_SUSPEND)
dmi->flags |= DM_SUSPEND_FLAG;
- if (dmt->no_flush)
- dmi->flags |= DM_NOFLUSH_FLAG;
+ if (dmt->no_flush) {
+ if (_dm_version_minor < 11)
+ log_verbose("No flush flag unsupported by kernel. "
+ "Buffers will be flushed.");
+ else
+ dmi->flags |= DM_NOFLUSH_FLAG;
+ }
if (dmt->read_only)
dmi->flags |= DM_READONLY_FLAG;
if (dmt->skip_lockfs)
^ permalink raw reply related [flat|nested] 3+ messages in thread
end of thread, other threads:[~2015-10-26 6:39 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2015-10-26 6:39 master - libdm: enable no_flush for driver version > 11 Zdenek Kabelac
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