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-rw-r--r--include/asm-generic/vmlinux.lds.h10
-rw-r--r--scripts/kconfig/nconf.gui.c2
-rw-r--r--scripts/package/Makefile2
-rwxr-xr-xscripts/setlocalversion16
-rw-r--r--tools/perf/Makefile40
-rw-r--r--tools/perf/util/hist.c29
-rw-r--r--tools/perf/util/symbol.c17
7 files changed, 75 insertions, 41 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index cdfff74..030a954 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -63,6 +63,12 @@
/* Align . to a 8 byte boundary equals to maximum function alignment. */
#define ALIGN_FUNCTION() . = ALIGN(8)
+/*
+ * Align to a 32 byte boundary equal to the
+ * alignment gcc 4.5 uses for a struct
+ */
+#define STRUCT_ALIGN() . = ALIGN(32)
+
/* The actual configuration determine if the init/exit sections
* are handled as text/data or they can be discarded (which
* often happens at runtime)
@@ -166,7 +172,11 @@
LIKELY_PROFILE() \
BRANCH_PROFILE() \
TRACE_PRINTKS() \
+ \
+ STRUCT_ALIGN(); \
FTRACE_EVENTS() \
+ \
+ STRUCT_ALIGN(); \
TRACE_SYSCALLS()
/*
diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index 115edb4..a9d9344 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -226,7 +226,7 @@ void fill_window(WINDOW *win, const char *text)
int len = get_line_length(line);
strncpy(tmp, line, min(len, x));
tmp[len] = '\0';
- mvwprintw(win, i, 0, tmp);
+ mvwprintw(win, i, 0, "%s", tmp);
}
}
diff --git a/scripts/package/Makefile b/scripts/package/Makefile
index 3a681ef..d2c29b6 100644
--- a/scripts/package/Makefile
+++ b/scripts/package/Makefile
@@ -44,7 +44,7 @@ rpm-pkg rpm: $(objtree)/kernel.spec FORCE
fi
$(MAKE) clean
$(PREV) ln -sf $(srctree) $(KERNELPATH)
- $(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --scm-only > $(objtree)/.scmversion
+ $(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --save-scmversion
$(PREV) tar -cz $(RCS_TAR_IGNORE) -f $(KERNELPATH).tar.gz $(KERNELPATH)/.
$(PREV) rm $(KERNELPATH)
rm -f $(objtree)/.scmversion
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index d6a866e..64a9cb5 100755
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -10,13 +10,13 @@
#
usage() {
- echo "Usage: $0 [--scm-only] [srctree]" >&2
+ echo "Usage: $0 [--save-scmversion] [srctree]" >&2
exit 1
}
scm_only=false
srctree=.
-if test "$1" = "--scm-only"; then
+if test "$1" = "--save-scmversion"; then
scm_only=true
shift
fi
@@ -30,11 +30,12 @@ fi
scm_version()
{
- local short=false
+ local short
+ short=false
cd "$srctree"
if test -e .scmversion; then
- cat "$_"
+ cat .scmversion
return
fi
if test "$1" = "--short"; then
@@ -131,12 +132,15 @@ collect_files()
}
if $scm_only; then
- scm_version
+ if test ! -e .scmversion; then
+ res=$(scm_version)
+ echo "$res" >.scmversion
+ fi
exit
fi
if test -e include/config/auto.conf; then
- source "$_"
+ . include/config/auto.conf
else
echo "Error: kernelrelease not valid - run 'make prepare' to update it"
exit 1
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 3d8f31e..d75c28a 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -600,30 +600,32 @@ endif
ifdef NO_DEMANGLE
BASIC_CFLAGS += -DNO_DEMANGLE
-else ifdef HAVE_CPLUS_DEMANGLE
- EXTLIBS += -liberty
- BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
else
- has_bfd := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd "$(QUIET_STDERR)" && echo y")
-
- ifeq ($(has_bfd),y)
- EXTLIBS += -lbfd
+ ifdef HAVE_CPLUS_DEMANGLE
+ EXTLIBS += -liberty
+ BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
else
- has_bfd_iberty := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd -liberty "$(QUIET_STDERR)" && echo y")
- ifeq ($(has_bfd_iberty),y)
- EXTLIBS += -lbfd -liberty
+ has_bfd := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd "$(QUIET_STDERR)" && echo y")
+
+ ifeq ($(has_bfd),y)
+ EXTLIBS += -lbfd
else
- has_bfd_iberty_z := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd -liberty -lz "$(QUIET_STDERR)" && echo y")
- ifeq ($(has_bfd_iberty_z),y)
- EXTLIBS += -lbfd -liberty -lz
+ has_bfd_iberty := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd -liberty "$(QUIET_STDERR)" && echo y")
+ ifeq ($(has_bfd_iberty),y)
+ EXTLIBS += -lbfd -liberty
else
- has_cplus_demangle := $(shell sh -c "(echo 'extern char *cplus_demangle(const char *, int);'; echo 'int main(void) { cplus_demangle(0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -liberty "$(QUIET_STDERR)" && echo y")
- ifeq ($(has_cplus_demangle),y)
- EXTLIBS += -liberty
- BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
+ has_bfd_iberty_z := $(shell sh -c "(echo '\#include <bfd.h>'; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd -liberty -lz "$(QUIET_STDERR)" && echo y")
+ ifeq ($(has_bfd_iberty_z),y)
+ EXTLIBS += -lbfd -liberty -lz
else
- msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
- BASIC_CFLAGS += -DNO_DEMANGLE
+ has_cplus_demangle := $(shell sh -c "(echo 'extern char *cplus_demangle(const char *, int);'; echo 'int main(void) { cplus_demangle(0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) -liberty "$(QUIET_STDERR)" && echo y")
+ ifeq ($(has_cplus_demangle),y)
+ EXTLIBS += -liberty
+ BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE
+ else
+ msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
+ BASIC_CFLAGS += -DNO_DEMANGLE
+ endif
endif
endif
endif
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 07f89b6..784ee0b 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -631,9 +631,14 @@ int hist_entry__fprintf(struct hist_entry *self, struct hists *pair_hists,
u64 session_total)
{
char bf[512];
- hist_entry__snprintf(self, bf, sizeof(bf), pair_hists,
- show_displacement, displacement,
- true, session_total);
+ int ret;
+
+ ret = hist_entry__snprintf(self, bf, sizeof(bf), pair_hists,
+ show_displacement, displacement,
+ true, session_total);
+ if (!ret)
+ return 0;
+
return fprintf(fp, "%s\n", bf);
}
@@ -762,6 +767,7 @@ size_t hists__fprintf(struct hists *self, struct hists *pair,
print_entries:
for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ int cnt;
if (show_displacement) {
if (h->pair != NULL)
@@ -771,8 +777,13 @@ print_entries:
displacement = 0;
++position;
}
- ret += hist_entry__fprintf(h, pair, show_displacement,
- displacement, fp, self->stats.total_period);
+ cnt = hist_entry__fprintf(h, pair, show_displacement,
+ displacement, fp, self->stats.total_period);
+ /* Ignore those that didn't match the parent filter */
+ if (!cnt)
+ continue;
+
+ ret += cnt;
if (symbol_conf.use_callchain)
ret += hist_entry__fprintf_callchain(h, fp, self->stats.total_period);
@@ -965,13 +976,17 @@ static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file,
* Parse hexa addresses followed by ':'
*/
line_ip = strtoull(tmp, &tmp2, 16);
- if (*tmp2 != ':' || tmp == tmp2)
+ if (*tmp2 != ':' || tmp == tmp2 || tmp2[1] == '\0')
line_ip = -1;
}
if (line_ip != -1) {
- u64 start = map__rip_2objdump(self->ms.map, sym->start);
+ u64 start = map__rip_2objdump(self->ms.map, sym->start),
+ end = map__rip_2objdump(self->ms.map, sym->end);
+
offset = line_ip - start;
+ if (offset < 0 || (u64)line_ip > end)
+ offset = -1;
}
objdump_line = objdump_line__new(offset, line);
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index b63e571..5b27683 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1443,6 +1443,7 @@ static int map_groups__set_modules_path_dir(struct map_groups *self,
{
struct dirent *dent;
DIR *dir = opendir(dir_name);
+ int ret = 0;
if (!dir) {
pr_debug("%s: cannot open %s dir\n", __func__, dir_name);
@@ -1465,8 +1466,9 @@ static int map_groups__set_modules_path_dir(struct map_groups *self,
snprintf(path, sizeof(path), "%s/%s",
dir_name, dent->d_name);
- if (map_groups__set_modules_path_dir(self, path) < 0)
- goto failure;
+ ret = map_groups__set_modules_path_dir(self, path);
+ if (ret < 0)
+ goto out;
} else {
char *dot = strrchr(dent->d_name, '.'),
dso_name[PATH_MAX];
@@ -1487,17 +1489,18 @@ static int map_groups__set_modules_path_dir(struct map_groups *self,
dir_name, dent->d_name);
long_name = strdup(path);
- if (long_name == NULL)
- goto failure;
+ if (long_name == NULL) {
+ ret = -1;
+ goto out;
+ }
dso__set_long_name(map->dso, long_name);
dso__kernel_module_get_build_id(map->dso, "");
}
}
- return 0;
-failure:
+out:
closedir(dir);
- return -1;
+ return ret;
}
static char *get_kernel_version(const char *root_dir)
generated by cgit v1.1 at 2024-07-08 18:12:21 +0000