diff options
-rw-r--r-- | cpukit/libblock/src/bdbuf.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/cpukit/libblock/src/bdbuf.c b/cpukit/libblock/src/bdbuf.c index 71086a2709..125c10e6cf 100644 --- a/cpukit/libblock/src/bdbuf.c +++ b/cpukit/libblock/src/bdbuf.c @@ -2534,10 +2534,16 @@ rtems_bdbuf_swapout_processing (unsigned long timer_delta, { rtems_bdbuf_swapout_worker* worker; bool transfered_buffers = false; + bool sync_active; rtems_bdbuf_lock_cache (); /* + * To set this to true you need the cache and the sync lock. + */ + sync_active = bdbuf_cache.sync_active; + + /* * If a sync is active do not use a worker because the current code does not * cleaning up after. We need to know the buffers have been written when * syncing to release sync lock and currently worker threads do not return to @@ -2546,7 +2552,7 @@ rtems_bdbuf_swapout_processing (unsigned long timer_delta, * lock. The simplest solution is to get the main swap out task perform all * sync operations. */ - if (bdbuf_cache.sync_active) + if (sync_active) worker = NULL; else { @@ -2558,16 +2564,16 @@ rtems_bdbuf_swapout_processing (unsigned long timer_delta, rtems_chain_initialize_empty (&transfer->bds); transfer->dev = BDBUF_INVALID_DEV; - transfer->syncing = bdbuf_cache.sync_active; - + transfer->syncing = sync_active; + /* * When the sync is for a device limit the sync to that device. If the sync * is for a buffer handle process the devices in the order on the sync * list. This means the dev is BDBUF_INVALID_DEV. */ - if (bdbuf_cache.sync_active) + if (sync_active) transfer->dev = bdbuf_cache.sync_device; - + /* * If we have any buffers in the sync queue move them to the modified * list. The first sync buffer will select the device we use. @@ -2584,7 +2590,7 @@ rtems_bdbuf_swapout_processing (unsigned long timer_delta, rtems_bdbuf_swapout_modified_processing (&transfer->dev, &bdbuf_cache.modified, &transfer->bds, - bdbuf_cache.sync_active, + sync_active, update_timers, timer_delta); @@ -2615,7 +2621,7 @@ rtems_bdbuf_swapout_processing (unsigned long timer_delta, transfered_buffers = true; } - if (bdbuf_cache.sync_active && !transfered_buffers) + if (sync_active && !transfered_buffers) { rtems_id sync_requester; rtems_bdbuf_lock_cache (); |