diff options
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r-- | lib/Kconfig.debug | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 9a287796da8e..ee05b8a061b5 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug | |||
@@ -86,23 +86,6 @@ config DEBUG_SHIRQ | |||
86 | Drivers ought to be able to handle interrupts coming in at those | 86 | Drivers ought to be able to handle interrupts coming in at those |
87 | points; some don't and need to be caught. | 87 | points; some don't and need to be caught. |
88 | 88 | ||
89 | config LOG_BUF_SHIFT | ||
90 | int "Kernel log buffer size (16 => 64KB, 17 => 128KB)" if DEBUG_KERNEL | ||
91 | range 12 21 | ||
92 | default 17 if S390 || LOCKDEP | ||
93 | default 16 if X86_NUMAQ || IA64 | ||
94 | default 15 if SMP | ||
95 | default 14 | ||
96 | help | ||
97 | Select kernel log buffer size as a power of 2. | ||
98 | Defaults and Examples: | ||
99 | 17 => 128 KB for S/390 | ||
100 | 16 => 64 KB for x86 NUMAQ or IA-64 | ||
101 | 15 => 32 KB for SMP | ||
102 | 14 => 16 KB for uniprocessor | ||
103 | 13 => 8 KB | ||
104 | 12 => 4 KB | ||
105 | |||
106 | config DETECT_SOFTLOCKUP | 89 | config DETECT_SOFTLOCKUP |
107 | bool "Detect Soft Lockups" | 90 | bool "Detect Soft Lockups" |
108 | depends on DEBUG_KERNEL && !S390 | 91 | depends on DEBUG_KERNEL && !S390 |
@@ -201,6 +184,16 @@ config DEBUG_MUTEXES | |||
201 | This feature allows mutex semantics violations to be detected and | 184 | This feature allows mutex semantics violations to be detected and |
202 | reported. | 185 | reported. |
203 | 186 | ||
187 | config DEBUG_SEMAPHORE | ||
188 | bool "Semaphore debugging" | ||
189 | depends on DEBUG_KERNEL | ||
190 | depends on ALPHA || FRV | ||
191 | default n | ||
192 | help | ||
193 | If you say Y here then semaphore processing will issue lots of | ||
194 | verbose debugging messages. If you suspect a semaphore problem or a | ||
195 | kernel hacker asks for this option then say Y. Otherwise say N. | ||
196 | |||
204 | config DEBUG_LOCK_ALLOC | 197 | config DEBUG_LOCK_ALLOC |
205 | bool "Lock debugging: detect incorrect freeing of live locks" | 198 | bool "Lock debugging: detect incorrect freeing of live locks" |
206 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT | 199 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT |