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cpumask: remove deprecated functions.

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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>
This commit is contained in:
Rusty Russell
2015-03-05 10:49:19 +10:30
parent 1ed1835f5f
commit 2f0f267ea0
2 changed files with 0 additions and 155 deletions
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4
lib/Kconfig
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@@ -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