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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7fe924d9d7
Check that a syscall made during an active transaction will fail with the correct failure code and that one made during a suspended transaction will succeed. Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
28 lines
284 B
ArmAsm
28 lines
284 B
ArmAsm
#include <ppc-asm.h>
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#include <asm/unistd.h>
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.text
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FUNC_START(getppid_tm_active)
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tbegin.
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beq 1f
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li r0, __NR_getppid
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sc
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tend.
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blr
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1:
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li r3, -1
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blr
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FUNC_START(getppid_tm_suspended)
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tbegin.
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beq 1f
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li r0, __NR_getppid
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tsuspend.
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sc
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tresume.
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tend.
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blr
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1:
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li r3, -1
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blr
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