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| author |   Dave Hansen <dave.hansen@linux.intel.com> | 2018-05-09 10:13:44 -0700 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2018-05-14 11:14:45 +0200 |
| commit | caf9eb6b4c82fc6cbd03697052ff22d97b0c377b (patch) | |
| tree | 8213a45f4156a59ba2c08f69e52c3deac91d86bc /tools/firewire | |
| parent | x86/pkeys/selftests: Remove dead debugging code, fix dprint_in_signal (diff) | |
| download | linux-dev-caf9eb6b4c82fc6cbd03697052ff22d97b0c377b.tar.xz linux-dev-caf9eb6b4c82fc6cbd03697052ff22d97b0c377b.zip | |
x86/pkeys/selftests: Avoid printf-in-signal deadlocks
printf() and friends are unusable in signal handlers. They deadlock.
The pkey selftest does not do any normal printing in signal handlers,
only extra debugging. So, just print the format string so we get
*some* output when debugging.
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michael Ellermen <mpe@ellerman.id.au>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ram Pai <linuxram@us.ibm.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-mm@kvack.org
Link: http://lkml.kernel.org/r/20180509171344.C53FD2F3@viggo.jf.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/firewire')
0 files changed, 0 insertions, 0 deletions