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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-02-18 11:18:57 -0800
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-03-29 23:36:01 -0700
commit224101ed69d3fbb486868e0f6e0f9fa37302efb4 (patch)
tree46830842a99659421eeabee65d299ab4c3b59f28 /include/asm-generic
parentb407fc57b815b2016186220baabc76cc8264206e (diff)
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x86/paravirt: finish change from lazy cpu to context switch start/end
Impact: fix lazy context switch API Pass the previous and next tasks into the context switch start end calls, so that the called functions can properly access the task state (esp in end_context_switch, in which the next task is not yet completely current). Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/pgtable.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 922f036..e410f60 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -291,7 +291,7 @@ static inline void ptep_modify_prot_commit(struct mm_struct *mm,
* definition.
*/
#ifndef __HAVE_ARCH_START_CONTEXT_SWITCH
-#define arch_start_context_switch() do {} while (0)
+#define arch_start_context_switch(prev) do {} while (0)
#endif
#ifndef __HAVE_PFNMAP_TRACKING