UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

signal/powerpc: Simplify _exception_pkey by using force_sig_pkuerr 

Call force_sig_pkuerr directly instead of rolling it by hand
in _exception_pkey.

Reviewed-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2018-09-18 11:26:32 +02:00
parent 5d8fb8a586
commit 77c70728db
1 changed files with 1 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/powerpc/kernel/traps.c
View File

@ -364,18 +364,10 @@ static bool exception_common(int signr, struct pt_regs *regs, int code,
void _exception_pkey(struct pt_regs *regs, unsigned long addr, int key)
{
siginfo_t info;
if (!exception_common(SIGSEGV, regs, SEGV_PKUERR, addr))
return;
clear_siginfo(&info);
info.si_signo = SIGSEGV;
info.si_code = SEGV_PKUERR;
info.si_addr = (void __user *) addr;
info.si_pkey = key;
force_sig_info(info.si_signo, &info, current);
force_sig_pkuerr((void __user *) addr, key);
}
void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr)