xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

signal/arm64: Add and use arm64_force_sig_mceerr as appropriate

Browse Source 
Add arm64_force_sig_mceerr for consistency with arm64_force_sig_fault,
and use it in the one location that can take advantage of it.

This removes the fiddly filling out of siginfo before sending a signal
reporting an memory error to userspace.

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman
2018-09-22 10:37:15 +02:00
parent feca355b3d
commit b4d5557caa
3 changed files with 10 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
arch/arm64/kernel/traps.c
View File

@@ -255,6 +255,13 @@ void arm64_force_sig_fault(int signo, int code, void __user *addr,
force_sig_fault(signo, code, addr, current);
}
void arm64_force_sig_mceerr(int code, void __user *addr, short lsb,
const char *str)
{
arm64_show_signal(SIGBUS, str);
force_sig_mceerr(code, addr, lsb, current);
}
void arm64_force_sig_info(struct siginfo *info, const char *str)
{
arm64_show_signal(info->si_signo, str);