f26d583e41
The system might hang when using appldata_mem with high I/O traffic and a large number of devices. The spinlocks bdev_lock and swaplock are acquired via calls to si_meminfo() and si_swapinfo() from a tasklet, i.e. interrupt context, which can lead to a deadlock. Replace tasklet with work queue. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> |
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