p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

signal/nds32: Remove tsk parameter from send_sigtrap 

The send_sigtrap function is always called with tsk == current.
Make that obvious by removing the tsk parameter.

This also makes it clear that send_sigtrap always calls
force_sig_fault on the current task.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2019-02-05 19:23:17 -06:00
parent 6f25a96764
commit 07bd88a9a5
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
arch/nds32/kernel/traps.c
View File

@ -255,9 +255,10 @@ void __init early_trap_init(void)
cpu_cache_wbinval_page(base, true); cpu_cache_wbinval_page(base, true);
} }
void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, static void send_sigtrap(struct pt_regs *regs, int error_code, int si_code)
int error_code, int si_code)
{ {
struct task_struct *tsk = current;
tsk->thread.trap_no = ENTRY_DEBUG_RELATED; tsk->thread.trap_no = ENTRY_DEBUG_RELATED;
tsk->thread.error_code = error_code; tsk->thread.error_code = error_code;
@ -274,7 +275,7 @@ void do_debug_trap(unsigned long entry, unsigned long addr,
if (user_mode(regs)) { if (user_mode(regs)) {
/* trap_signal */ /* trap_signal */
send_sigtrap(current, regs, 0, TRAP_BRKPT); send_sigtrap(regs, 0, TRAP_BRKPT);
} else { } else {
/* kernel_trap */ /* kernel_trap */
if (!fixup_exception(regs)) if (!fixup_exception(regs))