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Commit e7f3b48a authored by Ralf Baechle's avatar Ralf Baechle
Browse files

MIPS: Cleanup flags in syscall flags handlers. 



This will simplify further modifications.

Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 41c8366b

arch/mips/include/asm/thread_info.h

+2 −0
Original line number Diff line number Diff line
@@ -131,6 +131,8 @@ static inline struct thread_info *current_thread_info(void) 
#define _TIF_FPUBOUND		(1<<TIF_FPUBOUND)

#define _TIF_LOAD_WATCH		(1<<TIF_LOAD_WATCH)



#define _TIF_WORK_SYSCALL_ENTRY	(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT)



/* work to do in syscall_trace_leave() */

#define _TIF_WORK_SYSCALL_EXIT	(_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT)

arch/mips/kernel/scall32-o32.S

+1 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ NESTED(handle_sys, PT_SIZE, sp) 


stack_done:

	lw	t0, TI_FLAGS($28)	# syscall tracing enabled?

	li	t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT

	li	t1, _TIF_WORK_SYSCALL_ENTRY

	and	t0, t1

	bnez	t0, syscall_trace_entry # -> yes

arch/mips/kernel/scall64-64.S

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ NESTED(handle_sys64, PT_SIZE, sp) 


	sd	a3, PT_R26(sp)		# save a3 for syscall restarting



	li	t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT

	li	t1, _TIF_WORK_SYSCALL_ENTRY

	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?

	and	t0, t1, t0

	bnez	t0, syscall_trace_entry

arch/mips/kernel/scall64-n32.S

+1 −1
Original line number Diff line number Diff line
@@ -47,7 +47,7 @@ NESTED(handle_sysn32, PT_SIZE, sp) 


	sd	a3, PT_R26(sp)		# save a3 for syscall restarting



	li	t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT

	li	t1, _TIF_WORK_SYSCALL_ENTRY

	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?

	and	t0, t1, t0

	bnez	t0, n32_syscall_trace_entry

arch/mips/kernel/scall64-o32.S

+1 −1
Original line number Diff line number Diff line
@@ -81,7 +81,7 @@ NESTED(handle_sys, PT_SIZE, sp) 
	PTR	4b, bad_stack

	.previous



	li	t1, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT

	li	t1, _TIF_WORK_SYSCALL_ENTRY

	LONG_L	t0, TI_FLAGS($28)	# syscall tracing enabled?

	and	t0, t1, t0

	bnez	t0, trace_a_syscall