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[XFS] Catch log unmount failures.
Unmounting the log can fail. unlikely, but it can. Catch all the error conditions an make sure it's propagated upwards. SGI-PV: 980084 SGI-Modid: xfs-linux-melb:xfs-kern:30833a Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Niv Sardi <xaiki@sgi.com> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
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@ -697,7 +697,7 @@ xfs_log_unmount_write(xfs_mount_t *mp)
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atomic_inc(&iclog->ic_refcnt);
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spin_unlock(&log->l_icloglock);
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xlog_state_want_sync(log, iclog);
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(void) xlog_state_release_iclog(log, iclog);
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error = xlog_state_release_iclog(log, iclog);
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spin_lock(&log->l_icloglock);
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if (!(iclog->ic_state == XLOG_STATE_ACTIVE ||
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@ -736,7 +736,7 @@ xfs_log_unmount_write(xfs_mount_t *mp)
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spin_unlock(&log->l_icloglock);
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xlog_state_want_sync(log, iclog);
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(void) xlog_state_release_iclog(log, iclog);
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error = xlog_state_release_iclog(log, iclog);
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spin_lock(&log->l_icloglock);
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@ -751,7 +751,7 @@ xfs_log_unmount_write(xfs_mount_t *mp)
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}
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}
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return 0;
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return error;
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} /* xfs_log_unmount_write */
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/*
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