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| /haiku/src/system/kernel/cache/ | ||
| H A D | block_cache.cpp | diff 816957bd Thu Apr 03 05:21:00 MDT 2008 Axel Dörfler <axeld@pinc-software.de> * Decoupled notifications from the block cache functions; they are now called without having the cache's lock held. * The only downside to this approach is that ending a transaction now needs additional memory, and might therefore fail - that could be fixed by allocating that memory upfront with the start of the new transaction, though. * Therefore, I reverted the cache lock to a benaphore, as the recursive lock is no longer needed. * The block writer thread is now a block writer and notifier thread: it will wait for up to 2 seconds on the sEventSemaphore, and if nothing comes in, it will continue with its previously sole job. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24768 a95241bf-73f2-0310-859d-f6bbb57e9c96 diff 816957bd Thu Apr 03 05:21:00 MDT 2008 Axel Dörfler <axeld@pinc-software.de> * Decoupled notifications from the block cache functions; they are now called without having the cache's lock held. * The only downside to this approach is that ending a transaction now needs additional memory, and might therefore fail - that could be fixed by allocating that memory upfront with the start of the new transaction, though. * Therefore, I reverted the cache lock to a benaphore, as the recursive lock is no longer needed. * The block writer thread is now a block writer and notifier thread: it will wait for up to 2 seconds on the sEventSemaphore, and if nothing comes in, it will continue with its previously sole job. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24768 a95241bf-73f2-0310-859d-f6bbb57e9c96 diff 816957bd749c0a8a2403ac689fc1fce1cbeafcf5 Thu Apr 03 05:21:00 MDT 2008 Axel Dörfler <axeld@pinc-software.de> * Decoupled notifications from the block cache functions; they are now called without having the cache's lock held. * The only downside to this approach is that ending a transaction now needs additional memory, and might therefore fail - that could be fixed by allocating that memory upfront with the start of the new transaction, though. * Therefore, I reverted the cache lock to a benaphore, as the recursive lock is no longer needed. * The block writer thread is now a block writer and notifier thread: it will wait for up to 2 seconds on the sEventSemaphore, and if nothing comes in, it will continue with its previously sole job. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24768 a95241bf-73f2-0310-859d-f6bbb57e9c96 |
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