51 lines
1.4 KiB
Diff
51 lines
1.4 KiB
Diff
From 07ad224f2416e7c9411fd095fef148c67011eb49 Mon Sep 17 00:00:00 2001
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From: root <root@hpe-dl160gen8-01.hpe2.lab.eng.bos.redhat.com>
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Date: Wed, 20 Dec 2023 13:08:28 -0500
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Subject: [PATCH] rtla: Use SYS_gettid for gettid
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Use SYS_gettid for gettid since gittid is not available in the version
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of glibc in rhel8.x
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Also add the -lpthread to the flags in the Makefile for
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pthread_setname_np
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Signed-off-by: root <root@hpe-dl160gen8-01.hpe2.lab.eng.bos.redhat.com>
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---
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Makefile | 2 +-
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src/timerlat_u.c | 6 ++++++
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2 files changed, 7 insertions(+), 1 deletion(-)
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diff --git a/Makefile b/Makefile
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index 2456a399eb9a..db85545e9ec1 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -32,7 +32,7 @@ TRACEFS_HEADERS := $$($(PKG_CONFIG) --cflags libtracefs)
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CFLAGS := -O -g -DVERSION=\"$(VERSION)\" $(FOPTS) $(MOPTS) $(WOPTS) $(TRACEFS_HEADERS) $(EXTRA_CFLAGS)
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LDFLAGS := -ggdb $(EXTRA_LDFLAGS)
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-LIBS := $$($(PKG_CONFIG) --libs libtracefs)
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+LIBS := $$($(PKG_CONFIG) --libs libtracefs) -lpthread
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SRC := $(wildcard src/*.c)
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HDR := $(wildcard src/*.h)
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diff --git a/src/timerlat_u.c b/src/timerlat_u.c
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index 01dbf9a6b5a5..e8d0ec92c8d2 100644
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--- a/src/timerlat_u.c
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+++ b/src/timerlat_u.c
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@@ -16,6 +16,12 @@
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#include <sys/wait.h>
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#include <sys/prctl.h>
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+#include <sys/syscall.h>
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+#ifndef SYS_gettid
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+#error "SYS_gettid unavailable"
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+#endif
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+#define gettid() ((pid_t)syscall(SYS_gettid))
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+
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#include "utils.h"
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#include "timerlat_u.h"
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--
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2.43.0
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