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Hold Giant over the entire execution of the suspend path instead of

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dropping it after each call into newbus.  This doesn't fix any known
problems but seems more correct.

Submitted by:	Marko Zec <zec / icir.org>
This commit is contained in:
Nate Lawson 2007-12-06 01:39:23 +00:00
parent 9c04b2966d
commit 52604c49a6
1 changed files with 4 additions and 4 deletions
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8
sys/i386/bios/apm.c
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@ -491,9 +491,10 @@ apm_do_suspend(void)
*/
mtx_lock(&Giant);
error = DEVICE_SUSPEND(root_bus);
mtx_unlock(&Giant);
if (error)
if (error) {
mtx_unlock(&Giant);
return;
}
apm_execute_hook(hook[APM_HOOK_SUSPEND]);
if (apm_suspend_system(PMST_SUSPEND) == 0) {
@ -502,10 +503,9 @@ apm_do_suspend(void)
} else {
/* Failure, 'resume' the system again */
apm_execute_hook(hook[APM_HOOK_RESUME]);
mtx_lock(&Giant);
DEVICE_RESUME(root_bus);
mtx_unlock(&Giant);
}
mtx_unlock(&Giant);
return;
}