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authorDan Williams <dan.j.williams@intel.com>2008-07-23 13:09:48 -0700
committerDan Williams <dan.j.williams@intel.com>2008-07-23 13:09:48 -0700
commitd8e64406a037a64444175730294e449c9e21f5ec (patch)
tree5ac7525899ebc1d2fd9a83a6e19cd0b1b1b1711d /drivers/md
parent2339788376e2d69a9154130e4dacd5b21ce63094 (diff)
downloadop-kernel-dev-d8e64406a037a64444175730294e449c9e21f5ec.zip
op-kernel-dev-d8e64406a037a64444175730294e449c9e21f5ec.tar.gz
md: delay notification of 'active_idle' to the recovery thread
sysfs_notify might sleep, so do not call it from md_safemode_timeout. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/md.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index c2ff77c..0f1b830 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3483,7 +3483,7 @@ static void md_safemode_timeout(unsigned long data)
if (!atomic_read(&mddev->writes_pending)) {
mddev->safemode = 1;
if (mddev->external)
- sysfs_notify(&mddev->kobj, NULL, "array_state");
+ set_bit(MD_NOTIFY_ARRAY_STATE, &mddev->flags);
}
md_wakeup_thread(mddev->thread);
}
@@ -6051,6 +6051,9 @@ void md_check_recovery(mddev_t *mddev)
if (mddev->bitmap)
bitmap_daemon_work(mddev->bitmap);
+ if (test_and_clear_bit(MD_NOTIFY_ARRAY_STATE, &mddev->flags))
+ sysfs_notify(&mddev->kobj, NULL, "array_state");
+
if (mddev->ro)
return;
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