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Add kpreempt() compatibility macro 

This is needed for the Illumos #4045 write throttle patch.  It is used
in the arc eviction code to avoid blocking all arc activity by sitting on
arcs_mtx too long.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #286
This commit is contained in:
Ned Bass 2013-08-28 20:08:03 -07:00 committed by Brian Behlendorf
parent df2c0f1849
commit 3ecf2d2bb6
1 changed files with 1 additions and 0 deletions
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1
include/sys/disp.h
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@ -27,6 +27,7 @@
#include <linux/preempt.h> #include <linux/preempt.h>
#define kpreempt(unused) schedule()
#define kpreempt_disable() preempt_disable() #define kpreempt_disable() preempt_disable()
#define kpreempt_enable() preempt_enable() #define kpreempt_enable() preempt_enable()