Fix stale shared mem key

PATCH New Ben Guthro 1 participant 1 message Oct 24, 2007

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Ben Guthro

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2007-10-24 21:00 UTC #0 lore raw

PATCH 1/1 Fix stale shared mem key

In xenstore_process_logdirty_event(), if a stale shared memory key is encountered reset 'seg' to NULL so the shared memory initialization can be retried later.

Signed-off-by Ben Guthro <[email protected]>

Signed-off-by Robert Phillips <[email protected]>

tools/ioemu/xenstore.c +1 -0

diff -r 118a21c66fd5 tools/ioemu/xenstore.c
@@ -318,6 +318,7 @@ void xenstore_process_logdirty_event(voi
         if (logdirty_bitmap_size != *(uint32_t *)seg) {
             fprintf(logfile, "Log-dirty: got %u, calc %lu\n", 
                     *(uint32_t *)seg, logdirty_bitmap_size);
+            seg = NULL; /* Stale key: wait for next watch */
             return;
         }

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