Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-27 21:33:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

asm-generic, atomic-instrumented: Use generic instrumented.h

Browse Source 
This switches atomic-instrumented.h to use the generic instrumentation
wrappers provided by instrumented.h.

No functional change intended.

Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Marco Elver <elver@google.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Marco Elver 2020-01-21 17:05:09 +01:00 committed by Ingo Molnar
parent 36e4d4dd4f
commit ed8af2e4d2
2 changed files with 194 additions and 220 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

395
include/asm-generic/atomic-instrumented.h
View File

File diff suppressed because it is too large Load Diff

19
scripts/atomic/gen-atomic-instrumented.sh
View File

@ -20,7 +20,7 @@ gen_param_check()
# We don't write to constant parameters
[ ${type#c} != ${type} ] && rw="read"
printf "\t__atomic_check_${rw}(${name}, sizeof(*${name}));\n"
printf "\tinstrument_atomic_${rw}(${name}, sizeof(*${name}));\n"
}
#gen_param_check(arg...)
@ -107,7 +107,7 @@ cat <<EOF
#define ${xchg}(ptr, ...) \\
({ \\
typeof(ptr) __ai_ptr = (ptr); \\
__atomic_check_write(__ai_ptr, ${mult}sizeof(*__ai_ptr)); \\
instrument_atomic_write(__ai_ptr, ${mult}sizeof(*__ai_ptr)); \\
arch_${xchg}(__ai_ptr, __VA_ARGS__); \\
})
EOF
@ -148,20 +148,7 @@ cat << EOF
#include <linux/build_bug.h>
#include <linux/compiler.h>
#include <linux/kasan-checks.h>
#include <linux/kcsan-checks.h>
static __always_inline void __atomic_check_read(const volatile void *v, size_t size)
{
kasan_check_read(v, size);
kcsan_check_atomic_read(v, size);
}
static __always_inline void __atomic_check_write(const volatile void *v, size_t size)
{
kasan_check_write(v, size);
kcsan_check_atomic_write(v, size);
}
#include <linux/instrumented.h>
EOF