https://github.com/torvalds/linux
Revision 989f89c57e6361e7d16fbd9572b5da7d313b073d authored by KAMEZAWA Hiroyuki on 31 August 2007, 06:56:21 UTC, committed by Linus Torvalds on 31 August 2007, 08:42:22 UTC
In migration fallback path, write_page() or lock_page() will be called. This causes sleep with holding rcu_read_lock(). For avoding that, just do rcu_lock if the page is Anon.(this is enough.) Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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History 
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Tip revision: 989f89c57e6361e7d16fbd9572b5da7d313b073d authored by KAMEZAWA Hiroyuki on 31 August 2007, 06:56:21 UTC
fix rcu_read_lock() in page migraton
fix rcu_read_lock() in page migraton
Tip revision: 989f89c
| File | Mode | Size |
|---|---|---|
| aoa | ||
| arm | ||
| core | ||
| drivers | ||
| i2c | ||
| isa | ||
| mips | ||
| oss | ||
| parisc | ||
| pci | ||
| pcmcia | ||
| ppc | ||
| sh | ||
| soc | ||
| sparc | ||
| synth | ||
| usb | ||
| Kconfig | -rw-r--r-- | 2.9 KB |
| Makefile | -rw-r--r-- | 514 bytes |
| ac97_bus.c | -rw-r--r-- | 1.6 KB |
| last.c | -rw-r--r-- | 1.3 KB |
| sound_core.c | -rw-r--r-- | 12.6 KB |
| sound_firmware.c | -rw-r--r-- | 1.7 KB |
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