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Commit f29ad209 authored by Eric W. Biederman's avatar Eric W. Biederman
Browse files

signal/arm64: Factor set_thread_esr out of __do_user_fault 



This pepares for sending signals with something other than
arm64_force_sig_info.

Reviewed-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Tested-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Signed-off-by: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
parent 1628a7cc

arch/arm64/mm/fault.c

+7 −2
Original line number Diff line number Diff line
@@ -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);

}