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authorAl Viro <viro@ftp.linux.org.uk>2006-10-08 22:49:34 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-08 16:34:08 -0700
commit7bea96fd22a8fd19f90817405b4abe032317a0e3 (patch)
tree518bbc228f61f8ff393e4f9a57eeaab8aa2ea2df /arch/um/kernel/irq.c
parente24bb60e11e3fe9858b71874a4ac59333adbc4fc (diff)
[PATCH] uml pt_regs fixes
Real fix for UML pt_regs stuff. Note set_irq_regs() logics in there... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/kernel/irq.c')
-rw-r--r--arch/um/kernel/irq.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 7c41dabe7a2..3c01c2bc979 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -355,14 +355,16 @@ void forward_interrupts(int pid)
*/
unsigned int do_IRQ(int irq, union uml_pt_regs *regs)
{
- irq_enter();
- __do_IRQ(irq);
- irq_exit();
- return 1;
+ struct pt_regs *old_regs = set_irq_regs((struct pt_regs *)regs);
+ irq_enter();
+ __do_IRQ(irq);
+ irq_exit();
+ set_irq_regs(old_regs);
+ return 1;
}
int um_request_irq(unsigned int irq, int fd, int type,
- irqreturn_t (*handler)(int, void *, struct pt_regs *),
+ irqreturn_t (*handler)(int, void *),
unsigned long irqflags, const char * devname,
void *dev_id)
{
@@ -423,8 +425,7 @@ void __init init_IRQ(void)
}
}
-int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *,
- struct pt_regs *))
+int init_aio_irq(int irq, char *name, irqreturn_t (*handler)(int, void *))
{
int fds[2], err;