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Commit 6bbfd65e authored by Paul Burton's avatar Paul Burton Committed by Ralf Baechle
Browse files

MIPS: Replace hardcoded 32 with NUM_FPU_REGS in ptrace 



NUM_FPU_REGS just makes it clearer what's going on, rather than the
magic hard coded 32.

Signed-off-by: default avatarPaul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6424/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent ff3aa5f2

arch/mips/kernel/signal.c

+2 −2
Original line number Diff line number Diff line
@@ -69,7 +69,7 @@ static int copy_fp_to_sigcontext(struct sigcontext __user *sc) 
	int i;

	int err = 0;



	for (i = 0; i < 32; i++) {

	for (i = 0; i < NUM_FPU_REGS; i++) {

		err |=

		    __put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

			       &sc->sc_fpregs[i]);
@@ -85,7 +85,7 @@ static int copy_fp_from_sigcontext(struct sigcontext __user *sc) 
	int err = 0;

	u64 fpr_val;



	for (i = 0; i < 32; i++) {

	for (i = 0; i < NUM_FPU_REGS; i++) {

		err |= __get_user(fpr_val, &sc->sc_fpregs[i]);

		set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

	}

arch/mips/kernel/signal32.c

+2 −2
Original line number Diff line number Diff line
@@ -84,7 +84,7 @@ static int copy_fp_to_sigcontext32(struct sigcontext32 __user *sc) 
	int err = 0;

	int inc = test_thread_flag(TIF_32BIT_FPREGS) ? 2 : 1;



	for (i = 0; i < 32; i += inc) {

	for (i = 0; i < NUM_FPU_REGS; i += inc) {

		err |=

		    __put_user(get_fpr64(&current->thread.fpu.fpr[i], 0),

			       &sc->sc_fpregs[i]);
@@ -101,7 +101,7 @@ static int copy_fp_from_sigcontext32(struct sigcontext32 __user *sc) 
	int inc = test_thread_flag(TIF_32BIT_FPREGS) ? 2 : 1;

	u64 fpr_val;



	for (i = 0; i < 32; i += inc) {

	for (i = 0; i < NUM_FPU_REGS; i += inc) {

		err |= __get_user(fpr_val, &sc->sc_fpregs[i]);

		set_fpr64(&current->thread.fpu.fpr[i], 0, fpr_val);

	}