Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
"This tree contains misc fixlets: a perf script python binding fix, a
uprobes fix and a syscall tracing fix."
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf tools: Add missing files to build the python binding
uprobes: Fix mmap_region()'s mm->mm_rb corruption if uprobe_mmap() fails
tracing/syscalls: Fix perf syscall tracing when syscall_nr == -1
+10
-5
+2
-2
kernel/fork.c
+2
-2
kernel/fork.c
+4
kernel/trace/trace_syscalls.c
+4
kernel/trace/trace_syscalls.c
···
506
506
int size;
507
507
508
508
syscall_nr = syscall_get_nr(current, regs);
509
+
if (syscall_nr < 0)
510
+
return;
509
511
if (!test_bit(syscall_nr, enabled_perf_enter_syscalls))
510
512
return;
511
513
···
582
580
int size;
583
581
584
582
syscall_nr = syscall_get_nr(current, regs);
583
+
if (syscall_nr < 0)
584
+
return;
585
585
if (!test_bit(syscall_nr, enabled_perf_exit_syscalls))
586
586
return;
587
587
+2
-3
mm/mmap.c
+2
-3
mm/mmap.c
···
1356
1356
} else if ((flags & MAP_POPULATE) && !(flags & MAP_NONBLOCK))
1357
1357
make_pages_present(addr, addr + len);
1358
1358
1359
-
if (file && uprobe_mmap(vma))
1360
-
/* matching probes but cannot insert */
1361
-
goto unmap_and_free_vma;
1359
+
if (file)
1360
+
uprobe_mmap(vma);
1362
1361
1363
1362
return addr;
1364
1363