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MIPS: VDSO: Fix clobber lists in fallback code paths

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Extend clobber lists to include all GP registers.

Fixes: 0b523a85e1 ("MIPS: VDSO: Add implementation of gettimeofday() fallback")

Signed-off-by: Miodrag Dinic <miodrag.dinic@imgtec.com>
Signed-off-by: Goran Ferenc <goran.ferenc@imgtec.com>
Signed-off-by: Aleksandar Markovic <aleksandar.markovic@imgtec.com>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Cc: Bo Hu <bohu@google.com>
Cc: Douglas Leung <douglas.leung@imgtec.com>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: Jin Qian <jinqian@google.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Petar Jovanovic <petar.jovanovic@imgtec.com>
Cc: Raghu Gandham <raghu.gandham@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/16879/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Goran Ferenc 2017-07-27 18:08:47 +02:00 committed by Ralf Baechle
parent ae5b067594
commit b399ee28c2
1 changed files with 4 additions and 2 deletions
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6
arch/mips/vdso/gettimeofday.c
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@ -35,7 +35,8 @@ static __always_inline long gettimeofday_fallback(struct timeval *_tv,
" syscall\n"
: "=r" (ret), "=r" (error)
: "r" (tv), "r" (tz), "r" (nr)
: "memory");
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
return error ? -ret : ret;
}
@ -55,7 +56,8 @@ static __always_inline long clock_gettime_fallback(clockid_t _clkid,
" syscall\n"
: "=r" (ret), "=r" (error)
: "r" (clkid), "r" (ts), "r" (nr)
: "memory");
: "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13",
"$14", "$15", "$24", "$25", "hi", "lo", "memory");
return error ? -ret : ret;
}