Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
selftests/powerpc: Add a helper for checking if we're on ppc64le
Some of our selftests have only been tested on ppc64le and crash or
behave weirdly on ppc64/ppc32. So add a helper for checking the UTS
machine.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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tools/testing/selftests/powerpc/include/utils.h
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tools/testing/selftests/powerpc/include/utils.h
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tools/testing/selftests/powerpc/utils.c
+17
tools/testing/selftests/powerpc/utils.c
···
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#include <link.h>
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#include <sched.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <sys/utsname.h>
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#include <unistd.h>
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#include "utils.h"
···
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printf("No cpus in affinity mask?!\n");
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return -1;
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}
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bool is_ppc64le(void)
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{
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struct utsname uts;
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int rc;
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errno = 0;
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rc = uname(&uts);
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if (rc) {
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perror("uname");
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return false;
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}
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return strcmp(uts.machine, "ppc64le") == 0;
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}