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From: agk@sourceware.org
To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org
Subject: LVM2 ./WHATS_NEW daemons/clvmd/clvmd-command.c
Date: Fri, 01 Dec 2006 22:48:00 -0000 [thread overview]
Message-ID: <20061201224847.22529.qmail@sourceware.org> (raw)
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: agk@sourceware.org 2006-12-01 22:48:47
Modified files:
. : WHATS_NEW
daemons/clvmd : clvmd-command.c
Log message:
Fix VG clustered read locks to use PR not CR.
VG metadata reads were not being locked out during metadata updates.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW.diff?cvsroot=lvm2&r1=1.512&r2=1.513
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/daemons/clvmd/clvmd-command.c.diff?cvsroot=lvm2&r1=1.11&r2=1.12
--- LVM2/WHATS_NEW 2006/11/30 23:11:39 1.512
+++ LVM2/WHATS_NEW 2006/12/01 22:48:47 1.513
@@ -1,5 +1,6 @@
Version 2.02.16 -
====================================
+ Fix VG clustered read locks to use PR not CR.
Adjust some alignments for ia64/sparc.
Fix mirror segment removal to use temporary error segment.
Always compile debug logging into clvmd.
--- LVM2/daemons/clvmd/clvmd-command.c 2006/10/09 14:11:57 1.11
+++ LVM2/daemons/clvmd/clvmd-command.c 2006/12/01 22:48:47 1.12
@@ -191,7 +191,11 @@
dm_hash_remove(lock_hash, lockname);
}
else {
-
+ /* Read locks need to be PR; other modes get passed through */
+ if ((lock_cmd & LCK_TYPE_MASK) == LCK_READ) {
+ lock_cmd &= ~LCK_TYPE_MASK;
+ lock_cmd |= LKM_PRMODE;
+ }
status = sync_lock(lockname, (int)lock_cmd, (lock_flags & LCK_NONBLOCK) ? LKF_NOQUEUE : 0, &lkid);
if (status)
status = errno;
next reply other threads:[~2006-12-01 22:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-01 22:48 agk [this message]
2010-11-30 22:11 zkabelac
2010-11-30 22:16 zkabelac
2011-09-22 9:45 zkabelac
2011-09-22 9:47 zkabelac
2012-01-25 22:17 zkabelac
2012-03-23 9:48 zkabelac
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