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pcmcia: give socket time to power down

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Give sockets up to 100ms of additional time to power down.  otherwise we
might generate false warnings with KERN_ERR priority (like in bug #8262).

Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Cc: Nils Neumann <nils.neumann@rwth-aachen.de>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Daniel Ritz 2007-07-31 00:38:08 -07:00 committed by Linus Torvalds
parent 5b232ecfd9
commit afb2c1650b
1 changed files with 3 additions and 0 deletions
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3
drivers/pcmcia/cs.c
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@ -409,6 +409,9 @@ static void socket_shutdown(struct pcmcia_socket *s)
#endif
s->functions = 0;
/* give socket some time to power down */
msleep(100);
s->ops->get_status(s, &status);
if (status & SS_POWERON) {
printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s);