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tracehook_signal_handler: Remove sig, info, ka and regs 

commit df5601f9c3d831b4c478b004a1ed90a18643adbe upstream.

These parameters are nowhere used, so we can remove them.

Signed-off-by: Richard Weinberger <richard@nod.at>
[bwh: Backported to 3.16 as dependency of commit 35634ffa1751
 "signal: Always notice exiting tasks"]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
This commit is contained in:
Richard Weinberger 2013-10-07 15:37:19 +02:00 committed by syphyr
parent ddf32b042a
commit 0e0b1e0c06
2 changed files with 2 additions and 8 deletions
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8
include/linux/tracehook.h
View File

@ -133,10 +133,6 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step)
/**
* tracehook_signal_handler - signal handler setup is complete
* @sig: number of signal being delivered
* @info: siginfo_t of signal being delivered
* @ka: sigaction setting that chose the handler
* @regs: user register state
* @stepping: nonzero if debugger single-step or block-step in use
*
* Called by the arch code after a signal handler has been set up.
@ -146,9 +142,7 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step)
* Called without locks, shortly before returning to user mode
* (or handling more signals).
*/
static inline void tracehook_signal_handler(int sig, siginfo_t *info,
const struct k_sigaction *ka,
struct pt_regs *regs, int stepping)
static inline void tracehook_signal_handler(int stepping)
{
if (stepping)
ptrace_notify(SIGTRAP);

2
kernel/signal.c
View File

@ -2385,7 +2385,7 @@ void signal_delivered(int sig, siginfo_t *info, struct k_sigaction *ka,
if (!(ka->sa.sa_flags & SA_NODEFER))
sigaddset(&blocked, sig);
set_current_blocked(&blocked);
tracehook_signal_handler(sig, info, ka, regs, stepping);
tracehook_signal_handler(stepping);
}
void signal_setup_done(int failed, struct ksignal *ksig, int stepping)