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| author | Rusty Russell <rusty@rustcorp.com.au> | 2015-03-05 10:49:19 +1030 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2015-03-10 13:54:41 +1030 |
| commit | 2f0f267ea0720ec6adbe9cf7386450425fac8258 (patch) | |
| tree | c03a0bf6822f8a1df5afb34e92fab15d63b996a2 /lib | |
| parent | 1ed1835f5fadf057ab081cbe31ac353d4547a25b (diff) | |
| download | op-kernel-dev-2f0f267ea0720ec6adbe9cf7386450425fac8258.zip op-kernel-dev-2f0f267ea0720ec6adbe9cf7386450425fac8258.tar.gz | |
cpumask: remove deprecated functions.
Using these functions with offstack cpus is unsafe. They use all NR_CPUS
bits, unstead of nr_cpumask_bits.
In particular, lustre (in staging) used cpus_ and that caused a bug.
Reported-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index 87da53b..47d262b 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -397,10 +397,6 @@ config CPUMASK_OFFSTACK them on the stack. This is a bit more expensive, but avoids stack overflow. -config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS - bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS - depends on BROKEN - config CPU_RMAP bool depends on SMP |
