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authorJeff Dike <jdike@addtoit.com>2007-03-29 12:20:30 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-29 19:22:24 +0400
commit3076212f8d3d9fe4d7b11c6b560c0f424edfcb4e (patch)
treeebeeba622eedfcecb7a66fbbca3fe32c1b0c1ad1 /arch/um/drivers/port_user.c
parent602ed87ecd93a857dc687afb938d2c0f45552986 (diff)
downloadlinux-3076212f8d3d9fe4d7b11c6b560c0f424edfcb4e.tar.xz
[PATCH] uml: irq locking fixes
As the comment immediately preceding this points out, this list is changed in irq context, so it needs to be protected with spin_lock_irqsave in process context when it is processed. Sometimes, gcc should just compile the comments and forget the code. The IRQ side of this was better, in the sense that it blocked and unblocked interrupts, but it still should have saved and restored them. Signed-off-by: Jeff Dike <jdike@linux.intel.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/drivers/port_user.c')
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