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Commit b84011508360d6885a9d95a235ec77d56f133377

Authored by Namhyung Kim
Committed by Linus Torvalds
1 parent b8ed374e20
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

signals: annotate lock context change on ptrace_stop() 

ptrace_stop() releases and regrabs current->sighand->siglock but was
missing proper annotation.  Add it.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Roland McGrath <roland@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Showing 1 changed file with 2 additions and 0 deletions Side-by-side Diff

... ... @@ -1618,6 +1618,8 @@
1618 1618 * is gone, we keep current->exit_code unless clear_code.
1619 1619 */
1620 1620 static void ptrace_stop(int exit_code, int clear_code, siginfo_t *info)
  1621 + __releases(&current->sighand->siglock)
  1622 + __acquires(&current->sighand->siglock)
1621 1623 {
1622 1624 if (arch_ptrace_stop_needed(exit_code, info)) {
1623 1625 /*