ocfs2: add a small delay after a failed migration
Otherwise we risk starving other threads. Signed-off-by: Kurt Hackel <kurt.hackel@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
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@ -39,6 +39,7 @@
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#include <linux/inet.h>
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#include <linux/timer.h>
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#include <linux/kthread.h>
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#include <linux/delay.h>
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#include "cluster/heartbeat.h"
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@ -165,6 +166,7 @@ again:
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} else if (ret < 0) {
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mlog(ML_NOTICE, "lockres %.*s: migrate failed, retrying\n",
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lockres->lockname.len, lockres->lockname.name);
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msleep(100);
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goto again;
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}
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@ -640,8 +642,9 @@ static int dlm_thread(void *data)
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* spinlock and do NOT have the dlm lock.
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* safe to reserve/queue asts and run the lists. */
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mlog(0, "calling dlm_shuffle_lists with dlm=%p, "
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"res=%p\n", dlm, res);
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mlog(0, "calling dlm_shuffle_lists with dlm=%s, "
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"res=%.*s\n", dlm->name,
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res->lockname.len, res->lockname.name);
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/* called while holding lockres lock */
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dlm_shuffle_lists(dlm, res);
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