summaryrefslogtreecommitdiff
path: root/arch/mips/kernel/signal32.c
diff options
context:
space:
mode:
authorPaul Burton <paul.burton@imgtec.com>2015-07-27 19:58:14 (GMT)
committerRalf Baechle <ralf@linux-mips.org>2015-09-03 10:07:55 (GMT)
commit778561006e5891801ac794ddf7b21148a5555e35 (patch)
treef4a19a545baf472b4021c4b0389e73087e9e81d8 /arch/mips/kernel/signal32.c
parent689ee8565c5b5af9369f4c34af04196f2d3fea83 (diff)
downloadlinux-778561006e5891801ac794ddf7b21148a5555e35.tar.xz
MIPS: Add offsets to sigcontext FP fields to struct mips_abi
Add fields to struct mips_abi, which holds information regarding the kernel-userland ABI regarding signals, to specify the offsets to the FP related fields within the appropriate variant of struct sigcontext. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Guenter Roeck <linux@roeck-us.net> Cc: Matthew Fortune <matthew.fortune@imgtec.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: linux-kernel@vger.kernel.org Cc: Richard Weinberger <richard@nod.at> Cc: James Hogan <james.hogan@imgtec.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Maciej W. Rozycki <macro@codesourcery.com> Patchwork: https://patchwork.linux-mips.org/patch/10788/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/signal32.c')
-rw-r--r--arch/mips/kernel/signal32.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index 5d7f263..da70ea5 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -585,7 +585,11 @@ struct mips_abi mips_abi_32 = {
.setup_rt_frame = setup_rt_frame_32,
.rt_signal_return_offset =
offsetof(struct mips_vdso, o32_rt_signal_trampoline),
- .restart = __NR_O32_restart_syscall
+ .restart = __NR_O32_restart_syscall,
+
+ .off_sc_fpregs = offsetof(struct sigcontext32, sc_fpregs),
+ .off_sc_fpc_csr = offsetof(struct sigcontext32, sc_fpc_csr),
+ .off_sc_used_math = offsetof(struct sigcontext32, sc_used_math),
};
static int signal32_init(void)