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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-16 21:53:32 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-16 21:53:32 +0300
commitd19d5efd8c8840aa4f38a6dfbfe500d8cc27de46 (patch)
tree2e2f4f57de790c7de2ccd6d1afbec8695b2c7a46 /tools/testing/selftests/powerpc/pmu/lib.c
parent34c9a0ffc75ad25b6a60f61e27c4a4b1189b8085 (diff)
parent2fe0753d49402aee325cc39c476b46fd51a8afec (diff)
downloadlinux-d19d5efd8c8840aa4f38a6dfbfe500d8cc27de46.tar.xz
Merge tag 'powerpc-4.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux
Pull powerpc updates from Michael Ellerman: - Numerous minor fixes, cleanups etc. - More EEH work from Gavin to remove its dependency on device_nodes. - Memory hotplug implemented entirely in the kernel from Nathan Fontenot. - Removal of redundant CONFIG_PPC_OF by Kevin Hao. - Rewrite of VPHN parsing logic & tests from Greg Kurz. - A fix from Nish Aravamudan to reduce memory usage by clamping nodes_possible_map. - Support for pstore on powernv from Hari Bathini. - Removal of old powerpc specific byte swap routines by David Gibson. - Fix from Vasant Hegde to prevent the flash driver telling you it was flashing your firmware when it wasn't. - Patch from Ben Herrenschmidt to add an OPAL heartbeat driver. - Fix for an oops causing get/put_cpu_var() imbalance in perf by Jan Stancek. - Some fixes for migration from Tyrel Datwyler. - A new syscall to switch the cpu endian by Michael Ellerman. - Large series from Wei Yang to implement SRIOV, reviewed and acked by Bjorn. - A fix for the OPAL sensor driver from Cédric Le Goater. - Fixes to get STRICT_MM_TYPECHECKS building again by Michael Ellerman. - Large series from Daniel Axtens to make our PCI hooks per PHB rather than per machine. - Small patch from Sam Bobroff to explicitly abort non-suspended transactions on syscalls, plus a test to exercise it. - Numerous reworks and fixes for the 24x7 PMU from Sukadev Bhattiprolu. - Small patch to enable the hard lockup detector from Anton Blanchard. - Fix from Dave Olson for missing L2 cache information on some CPUs. - Some fixes from Michael Ellerman to get Cell machines booting again. - Freescale updates from Scott: Highlights include BMan device tree nodes, an MSI erratum workaround, a couple minor performance improvements, config updates, and misc fixes/cleanup. * tag 'powerpc-4.1-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux: (196 commits) powerpc/powermac: Fix build error seen with powermac smp builds powerpc/pseries: Fix compile of memory hotplug without CONFIG_MEMORY_HOTREMOVE powerpc: Remove PPC32 code from pseries specific find_and_init_phbs() powerpc/cell: Fix iommu breakage caused by controller_ops change powerpc/eeh: Fix crash in eeh_add_device_early() on Cell powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH powerpc/perf/hv-24x7: Fail 24x7 initcall if create_events_from_catalog() fails powerpc/pseries: Correct memory hotplug locking powerpc: Fix missing L2 cache size in /sys/devices/system/cpu powerpc: Add ppc64 hard lockup detector support oprofile: Disable oprofile NMI timer on ppc64 powerpc/perf/hv-24x7: Add missing put_cpu_var() powerpc/perf/hv-24x7: Break up single_24x7_request powerpc/perf/hv-24x7: Define update_event_count() powerpc/perf/hv-24x7: Whitespace cleanup powerpc/perf/hv-24x7: Define add_event_to_24x7_request() powerpc/perf/hv-24x7: Rename hv_24x7_event_update powerpc/perf/hv-24x7: Move debug prints to separate function powerpc/perf/hv-24x7: Drop event_24x7_request() powerpc/perf/hv-24x7: Use pr_devel() to log message ... Conflicts: tools/testing/selftests/powerpc/Makefile tools/testing/selftests/powerpc/tm/Makefile
Diffstat (limited to 'tools/testing/selftests/powerpc/pmu/lib.c')
-rw-r--r--tools/testing/selftests/powerpc/pmu/lib.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/tools/testing/selftests/powerpc/pmu/lib.c b/tools/testing/selftests/powerpc/pmu/lib.c
index 9768dea37bf3..a07104c2afe6 100644
--- a/tools/testing/selftests/powerpc/pmu/lib.c
+++ b/tools/testing/selftests/powerpc/pmu/lib.c
@@ -5,15 +5,10 @@
#define _GNU_SOURCE /* For CPU_ZERO etc. */
-#include <elf.h>
#include <errno.h>
-#include <fcntl.h>
-#include <link.h>
#include <sched.h>
#include <setjmp.h>
#include <stdlib.h>
-#include <sys/stat.h>
-#include <sys/types.h>
#include <sys/wait.h>
#include "utils.h"
@@ -256,45 +251,3 @@ out:
return rc;
}
-static char auxv[4096];
-
-void *get_auxv_entry(int type)
-{
- ElfW(auxv_t) *p;
- void *result;
- ssize_t num;
- int fd;
-
- fd = open("/proc/self/auxv", O_RDONLY);
- if (fd == -1) {
- perror("open");
- return NULL;
- }
-
- result = NULL;
-
- num = read(fd, auxv, sizeof(auxv));
- if (num < 0) {
- perror("read");
- goto out;
- }
-
- if (num > sizeof(auxv)) {
- printf("Overflowed auxv buffer\n");
- goto out;
- }
-
- p = (ElfW(auxv_t) *)auxv;
-
- while (p->a_type != AT_NULL) {
- if (p->a_type == type) {
- result = (void *)p->a_un.a_val;
- break;
- }
-
- p++;
- }
-out:
- close(fd);
- return result;
-}