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| author | Al Viro <viro@ftp.linux.org.uk> | 2006-10-08 22:49:34 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-08 16:34:08 -0700 |
| commit | 7bea96fd22a8fd19f90817405b4abe032317a0e3 (patch) | |
| tree | 518bbc228f61f8ff393e4f9a57eeaab8aa2ea2df /arch/um/kernel/irq.c | |
| parent | e24bb60e11e3fe9858b71874a4ac59333adbc4fc (diff) | |
| download | lwn-7bea96fd22a8fd19f90817405b4abe032317a0e3.tar.gz lwn-7bea96fd22a8fd19f90817405b4abe032317a0e3.zip | |
[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.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c index 7c41dabe7a2c..3c01c2bc979a 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; |