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coda: block signals during upcall processing

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We ignore signals for about 30 seconds to give userspace a chance to see the
upcall.  As we did not block signals we ended up in a busy loop for the
remainder of the period when a signal is received.

Signed-off-by: Jan Harkes <jaharkes@cs.cmu.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jan Harkes 2007-07-19 01:48:46 -07:00 • committed by Linus Torvalds
commit d9664c95af
2 changed files with 61 additions and 23 deletions
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include/linux/coda_psdev.h
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@ -85,7 +85,6 @@ struct upc_req {
u_short uc_opcode; /* copied from data to save lookup */
int uc_unique;
wait_queue_head_t uc_sleep; /* process' wait queue */
unsigned long uc_posttime;
};
#define REQ_ASYNC 0x1