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[PATCH] Fix Intel/Sharp command set erase suspend bug
When we sleep and wait for a suspended operation to be resumed, go back and check until it's ready -- don't just continue after the first time we're woken. This can cause file system corruption. Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Signed-off-by: David Woodhouse <dwmw2@infradead.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1087,7 +1087,7 @@ static int inval_cache_and_wait_for_operation(
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}
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spin_lock(chip->mutex);
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if (chip->state != chip_state) {
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while (chip->state != chip_state) {
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/* Someone's suspended the operation: sleep */
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DECLARE_WAITQUEUE(wait, current);
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set_current_state(TASK_UNINTERRUPTIBLE);
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