summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2022-11-29 13:04:52 -0800
committerJakub Kicinski <kuba@kernel.org>2022-11-29 13:04:52 -0800
commitf2bb566f5c977ff010baaa9e5e14d9a75b06e5f2 (patch)
tree6359cc9169bd06bfb8b757a534c82886df605b71 /lib
parent7a945ce0c19bbdf821d5f7ce1515e7fb8e444465 (diff)
parent01f856ae6d0ca5ad0505b79bf2d22d7ca439b2a1 (diff)
downloadlinux-f2bb566f5c977ff010baaa9e5e14d9a75b06e5f2.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
tools/lib/bpf/ringbuf.c 927cbb478adf ("libbpf: Handle size overflow for ringbuf mmap") b486d19a0ab0 ("libbpf: checkpatch: Fixed code alignments in ringbuf.c") https://lore.kernel.org/all/20221121122707.44d1446a@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug1
-rw-r--r--lib/fault-inject.c13
-rw-r--r--lib/vdso/Makefile2
3 files changed, 10 insertions, 6 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index c3c0b077ade3..a1005415f0f4 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -2107,6 +2107,7 @@ config KPROBES_SANITY_TEST
depends on DEBUG_KERNEL
depends on KPROBES
depends on KUNIT
+ select STACKTRACE if ARCH_CORRECT_STACKTRACE_ON_KRETPROBE
default KUNIT_ALL_TESTS
help
This option provides for testing basic kprobes functionality on
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index 96e092de5b72..adb2f9355ee6 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -41,9 +41,6 @@ EXPORT_SYMBOL_GPL(setup_fault_attr);
static void fail_dump(struct fault_attr *attr)
{
- if (attr->no_warn)
- return;
-
if (attr->verbose > 0 && __ratelimit(&attr->ratelimit_state)) {
printk(KERN_NOTICE "FAULT_INJECTION: forcing a failure.\n"
"name %pd, interval %lu, probability %lu, "
@@ -103,7 +100,7 @@ static inline bool fail_stacktrace(struct fault_attr *attr)
* http://www.nongnu.org/failmalloc/
*/
-bool should_fail(struct fault_attr *attr, ssize_t size)
+bool should_fail_ex(struct fault_attr *attr, ssize_t size, int flags)
{
if (in_task()) {
unsigned int fail_nth = READ_ONCE(current->fail_nth);
@@ -146,13 +143,19 @@ bool should_fail(struct fault_attr *attr, ssize_t size)
return false;
fail:
- fail_dump(attr);
+ if (!(flags & FAULT_NOWARN))
+ fail_dump(attr);
if (atomic_read(&attr->times) != -1)
atomic_dec_not_zero(&attr->times);
return true;
}
+
+bool should_fail(struct fault_attr *attr, ssize_t size)
+{
+ return should_fail_ex(attr, size, 0);
+}
EXPORT_SYMBOL_GPL(should_fail);
#ifdef CONFIG_FAULT_INJECTION_DEBUG_FS
diff --git a/lib/vdso/Makefile b/lib/vdso/Makefile
index c415a685d61b..e814061d6aa0 100644
--- a/lib/vdso/Makefile
+++ b/lib/vdso/Makefile
@@ -17,6 +17,6 @@ $(error ARCH_REL_TYPE_ABS is not set)
endif
quiet_cmd_vdso_check = VDSOCHK $@
- cmd_vdso_check = if $(OBJDUMP) -R $@ | egrep -h "$(ARCH_REL_TYPE_ABS)"; \
+ cmd_vdso_check = if $(OBJDUMP) -R $@ | grep -E -h "$(ARCH_REL_TYPE_ABS)"; \
then (echo >&2 "$@: dynamic relocations are not supported"; \
rm -f $@; /bin/false); fi