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selftests/powerpc: Use the test harness for the TM DSCR test 

This gives us standardised success/failure output and also handles
killing the test if it runs forever (2 minutes).

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Ellerman 2014-06-13 21:16:04 +10:00 committed by Benjamin Herrenschmidt
parent f5fc82290c
commit aa83f3d897
2 changed files with 12 additions and 4 deletions
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2
tools/testing/selftests/powerpc/tm/Makefile
View File

@ -2,7 +2,7 @@ PROGS := tm-resched-dscr
all: $(PROGS)
$(PROGS):
$(PROGS): ../harness.c
run_tests: all
@-for PROG in $(PROGS); do \

14
tools/testing/selftests/powerpc/tm/tm-resched-dscr.c
View File

@ -28,6 +28,8 @@
#include <assert.h>
#include <asm/tm.h>
#include "utils.h"
#define TBEGIN ".long 0x7C00051D ;"
#define TEND ".long 0x7C00055D ;"
#define TCHECK ".long 0x7C00059C ;"
@ -36,7 +38,8 @@
#define SPRN_TEXASR 0x82
#define SPRN_DSCR 0x03
int main(void) {
int test_body(void)
{
uint64_t rv, dscr1 = 1, dscr2, texasr;
printf("Check DSCR TM context switch: ");
@ -81,10 +84,15 @@ int main(void) {
}
if (dscr2 != dscr1) {
printf(" FAIL\n");
exit(EXIT_FAILURE);
return 1;
} else {
printf(" OK\n");
exit(EXIT_SUCCESS);
return 0;
}
}
}
int main(void)
{
return test_harness(test_body, "tm_resched_dscr");
}