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um: pass siginfo to guest process

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UML guest processes now get correct siginfo_t for SIGTRAP, SIGFPE,
SIGILL and SIGBUS. Specifically, si_addr and si_code are now correct
where previously they were si_addr = NULL and si_code = 128.

Signed-off-by: Martin Pärtel <martin.partel@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Martin Pärtel
2012-08-02 00:49:17 +02:00
committed by Richard Weinberger
parent d4afcba95f
commit d3c1cfcdb4
10 changed files with 71 additions and 34 deletions
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3
arch/um/include/shared/irq_user.h
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@@ -20,7 +20,8 @@ struct irq_fd {
enum { IRQ_READ, IRQ_WRITE };
extern void sigio_handler(int sig, struct uml_pt_regs *regs);
struct siginfo;
extern void sigio_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs);
extern void free_irq_by_fd(int fd);
extern void reactivate_fd(int fd, int irqnum);
extern void deactivate_fd(int fd, int irqnum);