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pcmcia: order userspace suspend and resume requests

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Assert that userspace suspend and resume requests appearing
(almost) immediately are executed in the following order:
suspend, resume. This should result in "pccardctl reset"
behaving the same as before.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
Dominik Brodowski 2010-05-03 15:10:09 +02:00
parent cc83b08fc7
commit 4382124207
1 changed files with 9 additions and 7 deletions
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16
drivers/pcmcia/cs.c
View file

@ -671,20 +671,22 @@ static int pccardd(void *__skt)
socket_remove(skt);
if (sysfs_events & PCMCIA_UEVENT_INSERT)
socket_insert(skt);
if ((sysfs_events & PCMCIA_UEVENT_RESUME) &&
!(skt->state & SOCKET_CARDBUS)) {
ret = socket_resume(skt);
if (!ret && skt->callback)
skt->callback->resume(skt);
}
if ((sysfs_events & PCMCIA_UEVENT_SUSPEND) &&
!(skt->state & SOCKET_CARDBUS)) {
if (skt->callback)
ret = skt->callback->suspend(skt);
else
ret = 0;
if (!ret)
if (!ret) {
socket_suspend(skt);
msleep(100);
}
}
if ((sysfs_events & PCMCIA_UEVENT_RESUME) &&
!(skt->state & SOCKET_CARDBUS)) {
ret = socket_resume(skt);
if (!ret && skt->callback)
skt->callback->resume(skt);
}
if ((sysfs_events & PCMCIA_UEVENT_REQUERY) &&
!(skt->state & SOCKET_CARDBUS)) {