Author: bart
Date: 2008-03-01 10:49:37 +0000 (Sat, 01 Mar 2008)
New Revision: 7519
Log:
Eliminated per-thread start/stop recording mechanism, which should make DRD a
little bit faster. malloc()/free() is now intercepted on all platforms instead
of just on i386.
Modified:
trunk/exp-drd/Makefile.am
trunk/exp-drd/drd_clientreq.c
trunk/exp-drd/drd_clientreq.h
trunk/exp-drd/drd_intercepts.c
trunk/exp-drd/drd_main.c
trunk/exp-drd/drd_thread.c
trunk/exp-drd/drd_thread.h
trunk/exp-drd/tests/tc20_verifywrap2.stderr.exp2
trunk/exp-drd/tests/tc22_exit_w_lock.stderr.exp-64bit
Modified: trunk/exp-drd/Makefile.am
===================================================================
--- trunk/exp-drd/Makefile.am 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/Makefile.am 2008-03-01 10:49:37 UTC (rev 7519)
@@ -28,42 +28,47 @@
vgpreload_exp_drd_x86_linux_so_CCASFLAGS = $(AM_CCASFLAGS_X86_LINUX)
vgpreload_exp_drd_x86_linux_so_DEPENDENCIES = $(LIBREPLACEMALLOC_X86_LINUX)
vgpreload_exp_drd_x86_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_X86_LINUX)\
- $(LIBREPLACEMALLOC_LDFLAGS_X86_LINUX)
+ $(LIBREPLACEMALLOC_LDFLAGS_X86_LINUX)
vgpreload_exp_drd_amd64_linux_so_SOURCES = $(VGPRELOAD_DRD_SOURCES_COMMON)
vgpreload_exp_drd_amd64_linux_so_CPPFLAGS = $(AM_CPPFLAGS_AMD64_LINUX)
vgpreload_exp_drd_amd64_linux_so_CFLAGS = $(AM_CFLAGS_AMD64_LINUX)
$(AM_CFLAGS_PIC)
vgpreload_exp_drd_amd64_linux_so_CCASFLAGS = $(AM_CCASFLAGS_AMD64_LINUX)
vgpreload_exp_drd_amd64_linux_so_DEPENDENCIES =
-vgpreload_exp_drd_amd64_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_AMD64_LINUX)
+vgpreload_exp_drd_amd64_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_AMD64_LINUX)\
+ $(LIBREPLACEMALLOC_LDFLAGS_AMD64_LINUX)
vgpreload_exp_drd_ppc32_linux_so_SOURCES = $(VGPRELOAD_DRD_SOURCES_COMMON)
vgpreload_exp_drd_ppc32_linux_so_CPPFLAGS = $(AM_CPPFLAGS_PPC32_LINUX)
vgpreload_exp_drd_ppc32_linux_so_CFLAGS = $(AM_CFLAGS_PPC32_LINUX)
$(AM_CFLAGS_PIC)
vgpreload_exp_drd_ppc32_linux_so_CCASFLAGS = $(AM_CCASFLAGS_PPC32_LINUX)
vgpreload_exp_drd_ppc32_linux_so_DEPENDENCIES =
-vgpreload_exp_drd_ppc32_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC32_LINUX)
+vgpreload_exp_drd_ppc32_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC32_LINUX)\
+ $(LIBREPLACEMALLOC_LDFLAGS_PPC32_LINUX)
vgpreload_exp_drd_ppc64_linux_so_SOURCES = $(VGPRELOAD_DRD_SOURCES_COMMON)
vgpreload_exp_drd_ppc64_linux_so_CPPFLAGS = $(AM_CPPFLAGS_PPC64_LINUX)
vgpreload_exp_drd_ppc64_linux_so_CFLAGS = $(AM_CFLAGS_PPC64_LINUX)
$(AM_CFLAGS_PIC)
vgpreload_exp_drd_ppc64_linux_so_CCASFLAGS = $(AM_CCASFLAGS_PPC64_LINUX)
vgpreload_exp_drd_ppc64_linux_so_DEPENDENCIES =
-vgpreload_exp_drd_ppc64_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC64_LINUX)
+vgpreload_exp_drd_ppc64_linux_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC64_LINUX)\
+ $(LIBREPLACEMALLOC_LDFLAGS_PPC64_LINUX)
vgpreload_exp_drd_ppc32_aix5_so_SOURCES = $(VGPRELOAD_DRD_SOURCES_COMMON)
vgpreload_exp_drd_ppc32_aix5_so_CPPFLAGS = $(AM_CPPFLAGS_PPC32_AIX5)
vgpreload_exp_drd_ppc32_aix5_so_CFLAGS = $(AM_CFLAGS_PPC32_AIX5)
$(AM_CFLAGS_PIC)
vgpreload_exp_drd_ppc32_aix5_so_CCASFLAGS = $(AM_CCASFLAGS_PPC32_AIX5)
vgpreload_exp_drd_ppc32_aix5_so_DEPENDENCIES =
-vgpreload_exp_drd_ppc32_aix5_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC32_AIX5)
+vgpreload_exp_drd_ppc32_aix5_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC32_AIX5)\
+ $(LIBREPLACEMALLOC_LDFLAGS_PPC32_AIX5)
vgpreload_exp_drd_ppc64_aix5_so_SOURCES = $(VGPRELOAD_DRD_SOURCES_COMMON)
vgpreload_exp_drd_ppc64_aix5_so_CPPFLAGS = $(AM_CPPFLAGS_PPC64_AIX5)
vgpreload_exp_drd_ppc64_aix5_so_CFLAGS = $(AM_CFLAGS_PPC64_AIX5)
$(AM_CFLAGS_PIC)
vgpreload_exp_drd_ppc64_aix5_so_CCASFLAGS = $(AM_CCASFLAGS_PPC64_AIX5)
vgpreload_exp_drd_ppc64_aix5_so_DEPENDENCIES =
-vgpreload_exp_drd_ppc64_aix5_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC64_AIX5)
+vgpreload_exp_drd_ppc64_aix5_so_LDFLAGS = $(PRELOAD_LDFLAGS_PPC64_AIX5)\
+ $(LIBREPLACEMALLOC_LDFLAGS_PPC64_AIX5)
DRD_SOURCES_COMMON = \
Modified: trunk/exp-drd/drd_clientreq.c
===================================================================
--- trunk/exp-drd/drd_clientreq.c 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_clientreq.c 2008-03-01 10:49:37 UTC (rev 7519)
@@ -94,11 +94,11 @@
break;
case VG_USERREQ__DRD_START_SUPPRESSION:
- drd_start_suppression(arg[1], arg[1] + arg[2], "client");
+ drd_start_suppression(arg[1], arg[2], "client");
break;
case VG_USERREQ__DRD_FINISH_SUPPRESSION:
- drd_finish_suppression(arg[1], arg[1] + arg[2]);
+ drd_finish_suppression(arg[1], arg[2]);
break;
case VG_USERREQ__DRD_SUPPRESS_CURRENT_STACK:
@@ -110,14 +110,6 @@
thread_new_segment(PtThreadIdToDrdThreadId(arg[1]));
break;
- case VG_USERREQ__DRD_START_RECORDING:
- thread_start_recording(PtThreadIdToDrdThreadId(arg[1]));
- break;
-
- case VG_USERREQ__DRD_STOP_RECORDING:
- thread_stop_recording(PtThreadIdToDrdThreadId(arg[1]));
- break;
-
case VG_USERREQ__SET_PTHREADID:
thread_set_pthreadid(thread_get_running_tid(), arg[1]);
break;
Modified: trunk/exp-drd/drd_clientreq.h
===================================================================
--- trunk/exp-drd/drd_clientreq.h 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_clientreq.h 2008-03-01 10:49:37 UTC (rev 7519)
@@ -16,11 +16,11 @@
/* To tell the drd tool to suppress data race detection on the specified */
/* address range. */
VG_USERREQ__DRD_START_SUPPRESSION,
- /* args: start address, size in bytes */
+ /* args: start address, end address */
/* To tell the drd tool no longer to suppress data race detection on the */
/* specified address range. */
VG_USERREQ__DRD_FINISH_SUPPRESSION,
- /* args: start address, size in bytes */
+ /* args: start address, end address */
/* Ask drd to suppress data race reports on all currently allocated stack */
/* data of the current thread. */
VG_USERREQ__DRD_SUPPRESS_CURRENT_STACK,
@@ -29,15 +29,6 @@
VG_USERREQ__DRD_START_NEW_SEGMENT,
/* args: POSIX thread ID. */
- /* To tell the drd tool to start again recording memory accesses for the */
- /* specified thread. */
- VG_USERREQ__DRD_START_RECORDING,
- /* args: POSIX thread ID. */
- /* To tell the drd tool to stop recording memory accesses for the */
- /* specified thread. */
- VG_USERREQ__DRD_STOP_RECORDING,
- /* args: POSIX thread ID. */
-
/* Tell the core the pthread_t of the running thread */
VG_USERREQ__SET_PTHREADID,
/* args: pthread_t. */
Modified: trunk/exp-drd/drd_intercepts.c
===================================================================
--- trunk/exp-drd/drd_intercepts.c 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_intercepts.c 2008-03-01 10:49:37 UTC (rev 7519)
@@ -40,7 +40,8 @@
originates from Valgrind.
------------------------------------------------------------------ */
-// Make sure pthread_spinlock_t is available on glibc 2.3.2 systems.
+// Make sure pthread_spinlock_t is available when compiling with older glibc
+// versions (2.3 or before).
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
@@ -125,32 +126,9 @@
{
int res;
VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_START_SUPPRESSION,
- p, size, 0, 0, 0);
+ p, (char*)p + size, 0, 0, 0);
}
-#if 0
-static void vg_finish_suppression(const void* const p, size_t const size)
-{
- int res;
- VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_FINISH_SUPPRESSION,
- p, size, 0, 0, 0);
-}
-#endif
-
-static void vg_start_recording(void)
-{
- int res;
- VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_START_RECORDING,
- pthread_self(), 0, 0, 0, 0);
-}
-
-static void vg_stop_recording(void)
-{
- int res;
- VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_STOP_RECORDING,
- pthread_self(), 0, 0, 0, 0);
-}
-
static void vg_set_joinable(const pthread_t tid, const int joinable)
{
int res;
@@ -249,9 +227,7 @@
pthread_cond_init(&vgargs.cond, 0);
pthread_mutex_lock(&vgargs.mutex);
#endif
- vg_stop_recording();
CALL_FN_W_WWWW(ret, fn, thread, attr, vg_thread_wrapper, &vgargs);
- vg_start_recording();
#if 0
pthread_cond_wait(&vgargs.cond, &vgargs.mutex);
pthread_mutex_unlock(&vgargs.mutex);
Modified: trunk/exp-drd/drd_main.c
===================================================================
--- trunk/exp-drd/drd_main.c 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_main.c 2008-03-01 10:49:37 UTC (rev 7519)
@@ -150,11 +150,9 @@
{
Segment* sg;
- thread_set_vg_running_tid(VG_(get_running_tid)());
+ tl_assert(thread_get_running_tid()
+ == VgThreadIdToDrdThreadId(VG_(get_running_tid())));
- if (! thread_is_recording(thread_get_running_tid()))
- return;
-
#if 1
if (drd_trace_mem || (addr == drd_trace_address))
{
@@ -192,11 +190,9 @@
{
Segment* sg;
- thread_set_vg_running_tid(VG_(get_running_tid)());
+ tl_assert(thread_get_running_tid()
+ == VgThreadIdToDrdThreadId(VG_(get_running_tid())));
- if (! thread_is_recording(thread_get_running_tid()))
- return;
-
#if 1
if (drd_trace_mem || (addr == drd_trace_address))
{
@@ -242,23 +238,50 @@
}
}
+static void drd_pre_mem_read_asciiz(const CorePart part,
+ const ThreadId tid,
+ Char* const s,
+ const Addr a)
+{
+ const char* p = (void*)a;
+ SizeT size = 0;
+
+ /* Note: the expression '*p' reads client memory and may crash if the */
+ /* client provided an invalid pointer ! */
+ while (*p)
+ {
+ p++;
+ size++;
+ }
+ // To do: find out what a reasonable upper limit on 'size' is.
+ tl_assert(size < 4096);
+ if (size > 0)
+ {
+ drd_trace_load(a, size);
+ }
+}
+
static void drd_post_mem_write(const CorePart part,
const ThreadId tid,
const Addr a,
const SizeT size)
{
+ thread_set_vg_running_tid(VG_(get_running_tid)());
if (size > 0)
{
drd_trace_store(a, size);
}
}
-static void drd_start_using_mem(const Addr a1, const Addr a2)
+static void drd_start_using_mem(const Addr a1, const SizeT len)
{
+ const Addr a2 = a1 + len;
+
+ tl_assert(a1 < a2);
+
thread_set_vg_running_tid(VG_(get_running_tid)());
- if (a1 <= drd_trace_address && drd_trace_address < a2
- && thread_is_recording(thread_get_running_tid()))
+ if (a1 <= drd_trace_address && drd_trace_address < a2)
{
VG_(message)(Vg_UserMsg, "start 0x%lx size %ld %s (tracing 0x%lx)",
a1, a2 - a1, thread_get_name(thread_get_running_tid()),
@@ -268,10 +291,13 @@
}
}
-static void drd_stop_using_mem(const Addr a1, const Addr a2)
+static void drd_stop_using_mem(const Addr a1, const SizeT len)
{
- if (a1 <= drd_trace_address && drd_trace_address < a2
- && thread_is_recording(thread_get_running_tid()))
+ const Addr a2 = a1 + len;
+
+ tl_assert(a1 < a2);
+
+ if (a1 <= drd_trace_address && drd_trace_address < a2)
{
VG_(message)(Vg_UserMsg, "end 0x%lx size %ld %s (tracing 0x%lx)",
a1, a2 - a1, thread_get_name(thread_get_running_tid()),
@@ -284,13 +310,20 @@
drd_suppression_stop_using_mem(a1, a2);
}
+static
+void drd_start_using_mem_w_perms(const Addr a, const SizeT len,
+ const Bool rr, const Bool ww, const Bool xx)
+{
+ drd_start_using_mem(a, len);
+}
+
/* Called by the core when the stack of a thread grows, to indicate that */
/* the addresses in range [ a, a + len [ may now be used by the client. */
/* Assumption: stacks grow downward. */
static void drd_start_using_mem_stack(const Addr a, const SizeT len)
{
thread_set_stack_min(thread_get_running_tid(), a - VG_STACK_REDZONE_SZB);
- drd_start_using_mem(a, a + len);
+ drd_start_using_mem(a, len);
}
/* Called by the core when the stack of a thread shrinks, to indicate that */
@@ -301,18 +334,17 @@
thread_set_vg_running_tid(VG_(get_running_tid)());
thread_set_stack_min(thread_get_running_tid(),
a + len - VG_STACK_REDZONE_SZB);
- drd_stop_using_mem(a, a + len);
+ drd_stop_using_mem(a, len);
}
-static void drd_start_using_mem_mmap(Addr a, SizeT len,
- Bool rr, Bool ww, Bool xx)
+static void drd_start_using_mem_stack_signal(const Addr a, const SizeT len)
{
- drd_start_using_mem(a, a + len);
+ drd_start_using_mem(a, len);
}
-static void drd_stop_using_mem_munmap(Addr a, SizeT len)
+static void drd_stop_using_mem_stack_signal(Addr a, SizeT len)
{
- drd_stop_using_mem(a, a + len);
+ drd_stop_using_mem(a, len);
}
static
@@ -797,15 +829,22 @@
drd_print_usage,
drd_print_debug_usage);
+ // Error handling.
drd_register_error_handlers();
// Core event tracking.
VG_(track_pre_mem_read) (drd_pre_mem_read);
+ VG_(track_pre_mem_read_asciiz) (drd_pre_mem_read_asciiz);
VG_(track_post_mem_write) (drd_post_mem_write);
+ VG_(track_new_mem_brk) (drd_start_using_mem);
+ VG_(track_new_mem_mmap) (drd_start_using_mem_w_perms);
VG_(track_new_mem_stack) (drd_start_using_mem_stack);
+ VG_(track_new_mem_stack_signal) (drd_start_using_mem_stack_signal);
+ VG_(track_new_mem_startup) (drd_start_using_mem_w_perms);
+ VG_(track_die_mem_brk) (drd_stop_using_mem);
+ VG_(track_die_mem_munmap) (drd_stop_using_mem);
VG_(track_die_mem_stack) (drd_stop_using_mem_stack);
- VG_(track_new_mem_mmap) (drd_start_using_mem_mmap);
- VG_(track_die_mem_munmap) (drd_stop_using_mem_munmap);
+ VG_(track_die_mem_stack_signal) (drd_stop_using_mem_stack_signal);
VG_(track_start_client_code) (drd_start_client_code);
VG_(track_pre_thread_ll_create) (drd_pre_thread_create);
VG_(track_pre_thread_first_insn)(drd_post_thread_create);
Modified: trunk/exp-drd/drd_thread.c
===================================================================
--- trunk/exp-drd/drd_thread.c 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_thread.c 2008-03-01 10:49:37 UTC (rev 7519)
@@ -63,7 +63,6 @@
/// If true, indicates that there is a corresponding POSIX thread ID and
/// a corresponding OS thread that is detached.
Bool detached_posix_thread;
- Bool is_recording;
} ThreadInfo;
@@ -155,7 +154,6 @@
VG_(snprintf)(s_threadinfo[i].name, sizeof(s_threadinfo[i].name),
"thread %d", tid);
s_threadinfo[i].name[sizeof(s_threadinfo[i].name) - 1] = 0;
- s_threadinfo[i].is_recording = True;
if (s_threadinfo[i].first != 0)
VG_(printf)("drd thread id = %d\n", i);
tl_assert(s_threadinfo[i].first == 0);
@@ -723,26 +721,6 @@
}
}
-void thread_start_recording(const DrdThreadId tid)
-{
- tl_assert(0 <= tid && tid < DRD_N_THREADS && tid != DRD_INVALID_THREADID);
- tl_assert(! s_threadinfo[tid].is_recording);
- s_threadinfo[tid].is_recording = True;
-}
-
-void thread_stop_recording(const DrdThreadId tid)
-{
- tl_assert(0 <= tid && tid < DRD_N_THREADS && tid != DRD_INVALID_THREADID);
- tl_assert(s_threadinfo[tid].is_recording);
- s_threadinfo[tid].is_recording = False;
-}
-
-Bool thread_is_recording(const DrdThreadId tid)
-{
- tl_assert(0 <= tid && tid < DRD_N_THREADS && tid != DRD_INVALID_THREADID);
- return s_threadinfo[tid].is_recording;
-}
-
void thread_print_all(void)
{
unsigned i;
Modified: trunk/exp-drd/drd_thread.h
===================================================================
--- trunk/exp-drd/drd_thread.h 2008-03-01 07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/drd_thread.h 2008-03-01 10:49:37 UTC (rev 7519)
@@ -81,9 +81,6 @@
void thread_combine_vc(const DrdThreadId joiner, const DrdThreadId joinee);
void thread_combine_vc2(const DrdThreadId tid, const VectorClock* const vc);
void thread_stop_using_mem(const Addr a1, const Addr a2);
-void thread_start_recording(const DrdThreadId tid);
-void thread_stop_recording(const DrdThreadId tid);
-Bool thread_is_recording(const DrdThreadId tid);
void thread_print_all(void);
void thread_report_races(const DrdThreadId tid);
void thread_report_races_segment(const DrdThreadId tid,
Modified: trunk/exp-drd/tests/tc20_verifywrap2.stderr.exp2
===================================================================
--- trunk/exp-drd/tests/tc20_verifywrap2.stderr.exp2 2008-03-01 07:41:17 UTC
(rev 7518)
+++ trunk/exp-drd/tests/tc20_verifywrap2.stderr.exp2 2008-03-01 10:49:37 UTC
(rev 7519)
@@ -5,9 +5,6 @@
---------------- pthread_create/join ----------------
-[1/1] mutex_init recursive mutex 0x........
-[1/1] post_mutex_lock recursive mutex 0x........ rc 0 owner 0
-[1/1] mutex_unlock recursive mutex 0x........ rc 1
Conflicting store by thread 1 at 0x........ size 2
at 0x........: main (tc20_verifywrap.c:78)
Allocation context: unknown
@@ -115,7 +112,8 @@
[1/1] mutex_destroy error checking mutex 0x........
[1/1] mutex_destroy invalid mutex 0x........
[1/1] mutex_destroy invalid mutex 0x........
-[1/1] post_mutex_lock recursive mutex 0x........ rc 0 owner 1
+[1/1] mutex_init recursive mutex 0x........
+[1/1] post_mutex_lock recursive mutex 0x........ rc 0 owner 0
[1/1] mutex_unlock recursive mutex 0x........ rc 1
[1/1] post_mutex_lock recursive mutex 0x........ rc 0 owner 1
[1/1] mutex_unlock recursive mutex 0x........ rc 1
Modified: trunk/exp-drd/tests/tc22_exit_w_lock.stderr.exp-64bit
===================================================================
--- trunk/exp-drd/tests/tc22_exit_w_lock.stderr.exp-64bit 2008-03-01
07:41:17 UTC (rev 7518)
+++ trunk/exp-drd/tests/tc22_exit_w_lock.stderr.exp-64bit 2008-03-01
10:49:37 UTC (rev 7519)
@@ -1,127 +1,6 @@
-Conflicting load by thread 1 at 0x........ size 4
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_lock (offset 0, size 4) in libpthread-?.?.so,
libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 4
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_lock (offset 0, size 4) in libpthread-?.?.so,
libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_used (offset 8, size 16) in libpthread-?.?.so,
libpthread.so.0:Data
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_used (offset 0, size 16) in libpthread-?.?.so,
libpthread.so.0:Data
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting load by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache (offset 0, size 16) in libpthread-?.?.so,
libpthread.so.0:Data
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache (offset 8, size 16) in libpthread-?.?.so,
libpthread.so.0:Data
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache (offset 0, size 16) in libpthread-?.?.so,
libpthread.so.0:Data
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting load by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_actsize (offset 0, size 8) in
libpthread-?.?.so, libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 8
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_actsize (offset 0, size 8) in
libpthread-?.?.so, libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting load by thread 1 at 0x........ size 4
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_lock (offset 0, size 4) in libpthread-?.?.so,
libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
-Conflicting store by thread 1 at 0x........ size 4
- at 0x........: __deallocate_stack (in libpthread-?.?.so)
- by 0x........: pthread_join (in libpthread-?.?.so)
- by 0x........: pthread_join (drd_intercepts.c:?)
- by 0x........: main (tc22_exit_w_lock.c:43)
-Allocation context: stack_cache_lock (offset 0, size 4) in libpthread-?.?.so,
libpthread.so.0:BSS
-Other segment start (thread 2)
- (thread finished, call stack no longer available)
-Other segment end (thread 2)
- (thread finished, call stack no longer available)
-
Mutex still locked at thread exit: address 0x........, recursion count 1,
owner 3.
at 0x........: pthread_join (drd_intercepts.c:?)
by 0x........: main (tc22_exit_w_lock.c:43)
-ERROR SUMMARY: 12 errors from 12 contexts (suppressed: 0 from 0)
+ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
-------------------------------------------------------------------------
This SF.net email is sponsored by: Microsoft
Defy all challenges. Microsoft(R) Visual Studio 2008.
http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
_______________________________________________
Valgrind-developers mailing list
Valgrind-developers@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/valgrind-developers
