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Merge branch 'config' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl

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* 'config' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl:
  BKL: introduce CONFIG_BKL.
  dabusb: remove the BKL
  sunrpc: remove the big kernel lock
  init/main.c: remove BKL notations
  blktrace: remove the big kernel lock
  rtmutex-tester: make it build without BKL
  dvb-core: kill the big kernel lock
  dvb/bt8xx: kill the big kernel lock
  tlclk: remove big kernel lock
  fix rawctl compat ioctls breakage on amd64 and itanic
  uml: kill big kernel lock
  parisc: remove big kernel lock
  cris: autoconvert trivial BKL users
  alpha: kill big kernel lock
  isapnp: BKL removal
  s390/block: kill the big kernel lock
  hpet: kill BKL, add compat_ioctl
This commit is contained in:
Linus Torvalds
2010-10-22 10:43:11 -07:00
parent 91151240ed 6de5bd128d
commit 5704e44d28
53 changed files with 348 additions and 403 deletions
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9
lib/Kconfig.debug
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@@ -461,6 +461,15 @@ config DEBUG_MUTEXES
This feature allows mutex semantics violations to be detected and
reported.
config BKL
bool "Big Kernel Lock" if (SMP || PREEMPT)
default y
help
This is the traditional lock that is used in old code instead
of proper locking. All drivers that use the BKL should depend
on this symbol.
Say Y here unless you are working on removing the BKL.
config DEBUG_LOCK_ALLOC
bool "Lock debugging: detect incorrect freeing of live locks"
depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT