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Revert "os: log: replace ErrorFSigSafe() by ErrorF()" 

This reverts commit 2d18c353b4.

Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/2036>
This commit is contained in:
Alan Coopersmith 2025-06-23 16:25:31 -07:00 committed by Marge Bot
parent 6dc94cb934
commit 8ff12a8e53
9 changed files with 79 additions and 60 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
dix/getevents.c
View File

@ -1964,7 +1964,7 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid,
ti = TouchFindByDDXID(dev, ddx_touchid, (type == XI_TouchBegin)); ti = TouchFindByDDXID(dev, ddx_touchid, (type == XI_TouchBegin));
if (!ti) { if (!ti) {
ErrorF("[dix] %s: unable to %s touch point %u\n", dev->name, ErrorFSigSafe("[dix] %s: unable to %s touch point %u\n", dev->name,
type == XI_TouchBegin ? "begin" : "find", ddx_touchid); type == XI_TouchBegin ? "begin" : "find", ddx_touchid);
return 0; return 0;
} }
@ -1998,14 +1998,16 @@ GetTouchEvents(InternalEvent *events, DeviceIntPtr dev, uint32_t ddx_touchid,
if (!mask_in || if (!mask_in ||
!valuator_mask_isset(mask_in, 0) || !valuator_mask_isset(mask_in, 0) ||
!valuator_mask_isset(mask_in, 1)) { !valuator_mask_isset(mask_in, 1)) {
ErrorF("%s: Attempted to start touch without x/y (driver bug)\n", dev->name); ErrorFSigSafe("%s: Attempted to start touch without x/y "
"(driver bug)\n", dev->name);
return 0; return 0;
} }
break; break;
case XI_TouchUpdate: case XI_TouchUpdate:
event->type = ET_TouchUpdate; event->type = ET_TouchUpdate;
if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) { if (!mask_in || valuator_mask_num_valuators(mask_in) <= 0) {
ErrorF("%s: TouchUpdate with no valuators? Driver bug\n", dev->name); ErrorFSigSafe("%s: TouchUpdate with no valuators? Driver bug\n",
dev->name);
} }
break; break;
case XI_TouchEnd: case XI_TouchEnd:

2
dix/ptrveloc.c
View File

@ -78,7 +78,7 @@ DeletePredictableAccelerationProperties(DeviceIntPtr,
/*#define PTRACCEL_DEBUGGING*/ /*#define PTRACCEL_DEBUGGING*/
#ifdef PTRACCEL_DEBUGGING #ifdef PTRACCEL_DEBUGGING
#define DebugAccelF(...) ErrorF("dix/ptraccel: " __VA_ARGS__) #define DebugAccelF(...) ErrorFSigSafe("dix/ptraccel: " __VA_ARGS__)
#else #else
#define DebugAccelF(...) /* */ #define DebugAccelF(...) /* */
#endif #endif

6
hw/xfree86/common/xf86Init.c
View File

@ -856,12 +856,12 @@ ddxGiveUp(enum ExitCode error)
void void
OsVendorFatalError(const char *f, va_list args) OsVendorFatalError(const char *f, va_list args)
{ {
ErrorF("\nPlease consult the " XVENDORNAME " support \n\t at " ErrorFSigSafe("\nPlease consult the " XVENDORNAME " support \n\t at "
__VENDORDWEBSUPPORT__ "\n for help. \n"); __VENDORDWEBSUPPORT__ "\n for help. \n");
if (xf86LogFile && xf86LogFileWasOpened) if (xf86LogFile && xf86LogFileWasOpened)
ErrorF("Please also check the log file at \"%s\" for additional " ErrorFSigSafe("Please also check the log file at \"%s\" for additional "
"information.\n", xf86LogFile); "information.\n", xf86LogFile);
ErrorF("\n"); ErrorFSigSafe("\n");
} }
void void

6
include/misc.h
View File

@ -377,10 +377,10 @@ extern _X_EXPORT unsigned long serverGeneration;
/* Don't use this directly, use BUG_WARN or BUG_WARN_MSG instead */ /* Don't use this directly, use BUG_WARN or BUG_WARN_MSG instead */
#define __BUG_WARN_MSG(cond, with_msg, ...) \ #define __BUG_WARN_MSG(cond, with_msg, ...) \
do { if (cond) { \ do { if (cond) { \
ErrorF("BUG: triggered 'if (" #cond ")'\n"); \ ErrorFSigSafe("BUG: triggered 'if (" #cond ")'\n"); \
ErrorF("BUG: %s:%u in %s()\n", \ ErrorFSigSafe("BUG: %s:%u in %s()\n", \
__FILE__, __LINE__, __func__); \ __FILE__, __LINE__, __func__); \
if (with_msg) ErrorF(__VA_ARGS__); \ if (with_msg) ErrorFSigSafe(__VA_ARGS__); \
xorg_backtrace(); \ xorg_backtrace(); \
} } while(0) } } while(0)

4
include/os.h
View File

@ -359,6 +359,9 @@ extern _X_EXPORT void
VErrorFSigSafe(const char *f, va_list args) VErrorFSigSafe(const char *f, va_list args)
_X_ATTRIBUTE_PRINTF(1, 0); _X_ATTRIBUTE_PRINTF(1, 0);
extern _X_EXPORT void extern _X_EXPORT void
ErrorFSigSafe(const char *f, ...)
_X_ATTRIBUTE_PRINTF(1, 2);
extern _X_EXPORT void
LogPrintMarkers(void); LogPrintMarkers(void);
extern _X_EXPORT void extern _X_EXPORT void
@ -373,7 +376,6 @@ typedef _sigset_t sigset_t;
/* should not be used anymore, just for backwards compat with drivers */ /* should not be used anymore, just for backwards compat with drivers */
#define LogVMessageVerbSigSafe(...) LogVMessageVerb(__VA_ARGS__) #define LogVMessageVerbSigSafe(...) LogVMessageVerb(__VA_ARGS__)
#define LogMessageVerbSigSafe(...) LogMessageVerb(__VA_ARGS__) #define LogMessageVerbSigSafe(...) LogMessageVerb(__VA_ARGS__)
#define ErrorFSigSafe(...) ErrorF(__VA_ARGS__)
/* only for backwards compat with drivers that haven't kept up yet /* only for backwards compat with drivers that haven't kept up yet
(xf86-video-intel) (xf86-video-intel)

10
mi/mieq.c
View File

@ -227,21 +227,21 @@ mieqEnqueue(DeviceIntPtr pDev, InternalEvent *e)
*/ */
miEventQueue.dropped++; miEventQueue.dropped++;
if (miEventQueue.dropped == 1) { if (miEventQueue.dropped == 1) {
ErrorF("[mi] EQ overflowing. Additional events will be " ErrorFSigSafe("[mi] EQ overflowing. Additional events will be "
"discarded until existing events are processed.\n"); "discarded until existing events are processed.\n");
xorg_backtrace(); xorg_backtrace();
ErrorF("[mi] These backtraces from mieqEnqueue may point to " ErrorFSigSafe("[mi] These backtraces from mieqEnqueue may point to "
"a culprit higher up the stack.\n"); "a culprit higher up the stack.\n");
ErrorF("[mi] mieq is *NOT* the cause. It is a victim.\n"); ErrorFSigSafe("[mi] mieq is *NOT* the cause. It is a victim.\n");
} }
else if (miEventQueue.dropped % QUEUE_DROP_BACKTRACE_FREQUENCY == 0 && else if (miEventQueue.dropped % QUEUE_DROP_BACKTRACE_FREQUENCY == 0 &&
miEventQueue.dropped / QUEUE_DROP_BACKTRACE_FREQUENCY <= miEventQueue.dropped / QUEUE_DROP_BACKTRACE_FREQUENCY <=
QUEUE_DROP_BACKTRACE_MAX) { QUEUE_DROP_BACKTRACE_MAX) {
ErrorF("[mi] EQ overflow continuing. %zu events have been " ErrorFSigSafe("[mi] EQ overflow continuing. %zu events have been "
"dropped.\n", miEventQueue.dropped); "dropped.\n", miEventQueue.dropped);
if (miEventQueue.dropped / QUEUE_DROP_BACKTRACE_FREQUENCY == if (miEventQueue.dropped / QUEUE_DROP_BACKTRACE_FREQUENCY ==
QUEUE_DROP_BACKTRACE_MAX) { QUEUE_DROP_BACKTRACE_MAX) {
ErrorF("[mi] No further overflow reports will be " ErrorFSigSafe("[mi] No further overflow reports will be "
"reported until the clog is cleared.\n"); "reported until the clog is cleared.\n");
} }
xorg_backtrace(); xorg_backtrace();

63
os/backtrace.c
View File

@ -82,21 +82,21 @@ print_registers(int frame, unw_cursor_t cursor)
frame++; frame++;
ret = unw_step(&cursor); ret = unw_step(&cursor);
if (ret < 0) { if (ret < 0) {
ErrorF("unw_step failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_step failed: %s [%d]\n", unw_strerror(ret), ret);
return; return;
} }
ErrorF("\n"); ErrorFSigSafe("\n");
ErrorF("Registers at frame #%d:\n", frame); ErrorFSigSafe("Registers at frame #%d:\n", frame);
for (i = 0; i < num_regs; i++) { for (i = 0; i < num_regs; i++) {
unw_word_t val; unw_word_t val;
ret = unw_get_reg(&cursor, regs[i].regnum, &val); ret = unw_get_reg(&cursor, regs[i].regnum, &val);
if (ret < 0) { if (ret < 0) {
ErrorF("unw_get_reg(%s) failed: %s [%d]\n", ErrorFSigSafe("unw_get_reg(%s) failed: %s [%d]\n",
regs[i].name, unw_strerror(ret), ret); regs[i].name, unw_strerror(ret), ret);
} else { } else {
ErrorF(" %s: 0x%" PRIxPTR "\n", regs[i].name, val); ErrorFSigSafe(" %s: 0x%" PRIxPTR "\n", regs[i].name, val);
} }
} }
} }
@ -117,23 +117,26 @@ xorg_backtrace(void)
pip.unwind_info = NULL; pip.unwind_info = NULL;
ret = unw_getcontext(&context); ret = unw_getcontext(&context);
if (ret) { if (ret) {
ErrorF("unw_getcontext failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_getcontext failed: %s [%d]\n", unw_strerror(ret),
ret);
return; return;
} }
ret = unw_init_local(&cursor, &context); ret = unw_init_local(&cursor, &context);
if (ret) { if (ret) {
ErrorF("unw_init_local failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_init_local failed: %s [%d]\n", unw_strerror(ret),
ret);
return; return;
} }
ErrorF("\n"); ErrorFSigSafe("\n");
ErrorF("Backtrace:\n"); ErrorFSigSafe("Backtrace:\n");
ret = unw_step(&cursor); ret = unw_step(&cursor);
while (ret > 0) { while (ret > 0) {
ret = unw_get_proc_info(&cursor, &pip); ret = unw_get_proc_info(&cursor, &pip);
if (ret) { if (ret) {
ErrorF("unw_get_proc_info failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_get_proc_info failed: %s [%d]\n",
unw_strerror(ret), ret);
break; break;
} }
@ -141,7 +144,8 @@ xorg_backtrace(void)
ret = unw_get_proc_name(&cursor, procname, 256, &off); ret = unw_get_proc_name(&cursor, procname, 256, &off);
if (ret && ret != -UNW_ENOMEM) { if (ret && ret != -UNW_ENOMEM) {
if (ret != -UNW_EUNSPEC) if (ret != -UNW_EUNSPEC)
ErrorF("unw_get_proc_name failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_get_proc_name failed: %s [%d]\n",
unw_strerror(ret), ret);
procname[0] = '?'; procname[0] = '?';
procname[1] = 0; procname[1] = 0;
} }
@ -159,22 +163,22 @@ xorg_backtrace(void)
signal_cursor = cursor; signal_cursor = cursor;
signal_frame = i; signal_frame = i;
ErrorF("%u: <signal handler called>\n", i++); ErrorFSigSafe("%u: <signal handler called>\n", i++);
} else { } else {
ErrorF("%u: %s (%s%s+0x%x) [%p]\n", i++, filename, procname, ErrorFSigSafe("%u: %s (%s%s+0x%x) [%p]\n", i++, filename, procname,
ret == -UNW_ENOMEM ? "..." : "", (int)off, ret == -UNW_ENOMEM ? "..." : "", (int)off,
(void *)(uintptr_t)(ip)); (void *)(uintptr_t)(ip));
} }
ret = unw_step(&cursor); ret = unw_step(&cursor);
if (ret < 0) if (ret < 0)
ErrorF("unw_step failed: %s [%d]\n", unw_strerror(ret), ret); ErrorFSigSafe("unw_step failed: %s [%d]\n", unw_strerror(ret), ret);
} }
if (signal_frame >= 0) if (signal_frame >= 0)
print_registers(signal_frame, signal_cursor); print_registers(signal_frame, signal_cursor);
ErrorF("\n"); ErrorFSigSafe("\n");
} }
#else /* HAVE_LIBUNWIND */ #else /* HAVE_LIBUNWIND */
#ifdef HAVE_BACKTRACE #ifdef HAVE_BACKTRACE
@ -193,19 +197,19 @@ xorg_backtrace(void)
int size, i; int size, i;
Dl_info info; Dl_info info;
ErrorF("\n"); ErrorFSigSafe("\n");
ErrorF("Backtrace:\n"); ErrorFSigSafe("Backtrace:\n");
size = backtrace(array, BT_SIZE); size = backtrace(array, BT_SIZE);
for (i = 0; i < size; i++) { for (i = 0; i < size; i++) {
int rc = dladdr(array[i], &info); int rc = dladdr(array[i], &info);
if (rc == 0) { if (rc == 0) {
ErrorF("%u: ?? [%p]\n", i, array[i]); ErrorFSigSafe("%u: ?? [%p]\n", i, array[i]);
continue; continue;
} }
mod = (info.dli_fname && *info.dli_fname) ? info.dli_fname : "(vdso)"; mod = (info.dli_fname && *info.dli_fname) ? info.dli_fname : "(vdso)";
if (info.dli_saddr) if (info.dli_saddr)
ErrorF( ErrorFSigSafe(
"%u: %s (%s+0x%x) [%p]\n", "%u: %s (%s+0x%x) [%p]\n",
i, i,
mod, mod,
@ -214,7 +218,7 @@ xorg_backtrace(void)
(char *) info.dli_saddr), (char *) info.dli_saddr),
array[i]); array[i]);
else else
ErrorF( ErrorFSigSafe(
"%u: %s (%p+0x%x) [%p]\n", "%u: %s (%p+0x%x) [%p]\n",
i, i,
mod, mod,
@ -223,7 +227,7 @@ xorg_backtrace(void)
(char *) info.dli_fbase), (char *) info.dli_fbase),
array[i]); array[i]);
} }
ErrorF("\n"); ErrorFSigSafe("\n");
} }
#else /* not glibc or glibc < 2.1 */ #else /* not glibc or glibc < 2.1 */
@ -261,7 +265,7 @@ xorg_backtrace_frame(uintptr_t pc, int signo, void *arg)
strcpy(signame, "unknown"); strcpy(signame, "unknown");
} }
ErrorF("** Signal %u (%s)\n", signo, signame); ErrorFSigSafe("** Signal %u (%s)\n", signo, signame);
} }
snprintf(header, sizeof(header), "%d: 0x%lx", depth, pc); snprintf(header, sizeof(header), "%d: 0x%lx", depth, pc);
@ -279,7 +283,8 @@ xorg_backtrace_frame(uintptr_t pc, int signo, void *arg)
symname = "<section start>"; symname = "<section start>";
offset = pc - (uintptr_t) dlinfo.dli_fbase; offset = pc - (uintptr_t) dlinfo.dli_fbase;
} }
ErrorF("%s: %s:%s+0x%x\n", header, dlinfo.dli_fname, symname, offset); ErrorFSigSafe("%s: %s:%s+0x%x\n", header, dlinfo.dli_fname, symname,
offset);
} }
else { else {
@ -287,7 +292,7 @@ xorg_backtrace_frame(uintptr_t pc, int signo, void *arg)
* probably poke elfloader here, but haven't written that code yet, * probably poke elfloader here, but haven't written that code yet,
* so we just print the pc. * so we just print the pc.
*/ */
ErrorF("%s\n", header); ErrorFSigSafe("%s\n", header);
} }
return 0; return 0;
@ -341,7 +346,7 @@ xorg_backtrace_pstack(void)
if (bytesread > 0) { if (bytesread > 0) {
btline[bytesread] = 0; btline[bytesread] = 0;
ErrorF("%s", btline); ErrorFSigSafe("%s", btline);
} }
else if ((bytesread < 0) || ((errno != EINTR) && (errno != EAGAIN))) else if ((bytesread < 0) || ((errno != EINTR) && (errno != EAGAIN)))
done = 1; done = 1;
@ -361,8 +366,8 @@ void
xorg_backtrace(void) xorg_backtrace(void)
{ {
ErrorF("\n"); ErrorFSigSafe("\n");
ErrorF("Backtrace:\n"); ErrorFSigSafe("Backtrace:\n");
#ifdef HAVE_PSTACK #ifdef HAVE_PSTACK
/* First try fork/exec of pstack - otherwise fall back to walkcontext /* First try fork/exec of pstack - otherwise fall back to walkcontext
@ -379,9 +384,9 @@ xorg_backtrace(void)
walkcontext(&u, xorg_backtrace_frame, &depth); walkcontext(&u, xorg_backtrace_frame, &depth);
else else
#endif #endif
ErrorF("Failed to get backtrace info: %s\n", strerror(errno)); ErrorFSigSafe("Failed to get backtrace info: %s\n", strerror(errno));
} }
ErrorF("\n"); ErrorFSigSafe("\n");
} }
#else #else

16
os/log.c
View File

@ -856,9 +856,9 @@ FatalError(const char *f, ...)
static Bool beenhere = FALSE; static Bool beenhere = FALSE;
if (beenhere) if (beenhere)
ErrorF("\nFatalError re-entered, aborting\n"); ErrorFSigSafe("\nFatalError re-entered, aborting\n");
else else
ErrorF("\nFatal server error:\n"); ErrorFSigSafe("\nFatal server error:\n");
va_start(args, f); va_start(args, f);
@ -877,7 +877,7 @@ FatalError(const char *f, ...)
#endif #endif
VErrorFSigSafe(f, args); VErrorFSigSafe(f, args);
va_end(args); va_end(args);
ErrorF("\n"); ErrorFSigSafe("\n");
if (!beenhere) if (!beenhere)
OsVendorFatalError(f, args2); OsVendorFatalError(f, args2);
va_end(args2); va_end(args2);
@ -914,6 +914,16 @@ VErrorFSigSafe(const char *f, va_list args)
LogVMessageVerb(X_ERROR, -1, f, args); LogVMessageVerb(X_ERROR, -1, f, args);
} }
void
ErrorFSigSafe(const char *f, ...)
{
va_list args;
va_start(args, f);
VErrorFSigSafe(f, args);
va_end(args);
}
void void
LogPrintMarkers(void) LogPrintMarkers(void)
{ {

4
os/osinit.c
View File

@ -136,7 +136,7 @@ OsSigHandler(int signo)
#ifdef SA_SIGINFO #ifdef SA_SIGINFO
if (sip->si_code == SI_USER) { if (sip->si_code == SI_USER) {
ErrorF("Received signal %u sent by process %u, uid %u\n", signo, ErrorFSigSafe("Received signal %u sent by process %u, uid %u\n", signo,
sip->si_pid, sip->si_uid); sip->si_pid, sip->si_uid);
} }
else { else {
@ -145,7 +145,7 @@ OsSigHandler(int signo)
case SIGBUS: case SIGBUS:
case SIGILL: case SIGILL:
case SIGFPE: case SIGFPE:
ErrorF("%s at address %p\n", strsignal(signo), sip->si_addr); ErrorFSigSafe("%s at address %p\n", strsignal(signo), sip->si_addr);
} }
} }
#endif #endif