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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-31 08:59:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-31 08:59:46 -0800 |
| commit | ab5318788c6725b6d5c95aff28e63af4c35a0e2c (patch) | |
| tree | fb4a81d66ed06828948e3272ebe15088d405ec1e /kernel/sysctl.c | |
| parent | 14164b46fc994bcf82963ace00372cf808a31af1 (diff) | |
| parent | 270750dbc18a71b23d660df110e433ff9616a2d4 (diff) | |
Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull core debug changes from Ingo Molnar:
"This contains mostly kernel debugging related updates:
- make hung_task detection more configurable to distros
- add final bits for x86 UV NMI debugging, with related KGDB changes
- update the mailing-list of MAINTAINERS entries I'm involved with"
* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
hung_task: Display every hung task warning
sysctl: Add neg_one as a standard constraint
x86/uv/nmi, kgdb/kdb: Fix UV NMI handler when KDB not configured
x86/uv/nmi: Fix Sparse warnings
kgdb/kdb: Fix no KDB config problem
MAINTAINERS: Restore "L: linux-kernel@vger.kernel.org" entries
Diffstat (limited to 'kernel/sysctl.c')
| -rw-r--r-- | kernel/sysctl.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 096db7452cbd..49e13e1f8fe6 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -121,6 +121,8 @@ extern int blk_iopoll_enabled; static int sixty = 60; #endif +static int __maybe_unused neg_one = -1; + static int zero; static int __maybe_unused one = 1; static int __maybe_unused two = 2; @@ -997,9 +999,10 @@ static struct ctl_table kern_table[] = { { .procname = "hung_task_warnings", .data = &sysctl_hung_task_warnings, - .maxlen = sizeof(unsigned long), + .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_doulongvec_minmax, + .proc_handler = proc_dointvec_minmax, + .extra1 = &neg_one, }, #endif #ifdef CONFIG_COMPAT |