]> xenbits.xensource.com Git - qemu-xen.git/commit
projects / qemu-xen.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2e2b227) | patch
i8259: Do not update IRQ output after spurious pic_poll_read
authorJan Kiszka <jan.kiszka@siemens.com>
Fri, 7 Oct 2011 07:19:42 +0000 (09:19 +0200)
committerBlue Swirl <blauwirbel@gmail.com>
Sun, 16 Oct 2011 11:11:04 +0000 (11:11 +0000)
commitafdb06f84920c4949da904b045cdd105caf2579c
tree4b5cf8ca8cb059375724fb6e173ed87299669c08tree
parent2e2b22749985f81f33f79c5cab8994ea45bb9a2bcommit | diff
i8259: Do not update IRQ output after spurious pic_poll_read

If pic_poll_read finds no pending IRQ and return a spurious one instead,
no PIC state is changed, thus we do not need to call pic_update_irq.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
hw/i8259.c diff | blob | blame | history
qemu-xen (upstream qemu) tree.