[REVIEW][PATCH 04/15] signal/arm64: Factor set_thread_esr out of __do_user_fault
From: Eric W. Biederman <hidden>
Date: 2018-09-24 09:11:46
Also in:
linux-arch, lkml
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
This pepares for sending signals with something other than arm64_force_sig_info. Signed-off-by: "Eric W. Biederman" <redacted> --- arch/arm64/mm/fault.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index f42aff0e90ad..654a861c4bd0 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c@@ -297,9 +297,9 @@ static void __do_kernel_fault(unsigned long addr, unsigned int esr, die_kernel_fault(msg, addr, esr, regs); } -static void __do_user_fault(struct siginfo *info, unsigned int esr) +static void set_thread_esr(unsigned long address, unsigned int esr) { - current->thread.fault_address = (unsigned long)info->si_addr; + current->thread.fault_address = address; /* * If the faulting address is in the kernel, we must sanitize the ESR.
@@ -352,6 +352,11 @@ static void __do_user_fault(struct siginfo *info, unsigned int esr) } current->thread.fault_code = esr; +} + +static void __do_user_fault(struct siginfo *info, unsigned int esr) +{ + set_thread_esr((unsigned long)info->si_addr, esr); arm64_force_sig_info(info, esr_to_fault_info(esr)->name); }
--
2.17.1