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Commit 34d4accf authored by Sam Ravnborg's avatar Sam Ravnborg Committed by David S. Miller
Browse files

sparc32: drop btfixup for switch_mm 



This revealed that the implementation of switch_mm
had a bogus extra argument.
No harm as said argument was never used - but confusing.

Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 144e988d

arch/sparc/include/asm/mmu_context_32.h

+2 −3
Original line number Diff line number Diff line
@@ -28,9 +28,8 @@ BTFIXUPDEF_CALL(void, destroy_context, struct mm_struct *) 
#define destroy_context(mm) BTFIXUP_CALL(destroy_context)(mm)



/* Switch the current MM context. */

BTFIXUPDEF_CALL(void, switch_mm, struct mm_struct *, struct mm_struct *, struct task_struct *)



#define switch_mm(old_mm, mm, tsk) BTFIXUP_CALL(switch_mm)(old_mm, mm, tsk)

void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm,

	       struct task_struct *tsk);



#define deactivate_mm(tsk,mm)	do { } while (0)

arch/sparc/mm/srmmu.c

+2 −3
Original line number Diff line number Diff line
@@ -560,8 +560,8 @@ static inline void free_context(int context) 
}





static void srmmu_switch_mm(struct mm_struct *old_mm, struct mm_struct *mm,

    struct task_struct *tsk, int cpu)

void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm,

	       struct task_struct *tsk)

{

	if(mm->context == NO_CONTEXT) {

		spin_lock(&srmmu_context_spinlock);
@@ -2171,7 +2171,6 @@ void __init ld_mmu_srmmu(void) 
	BTFIXUPSET_CALL(do_check_pgt_cache, srmmu_check_pgt_cache, BTFIXUPCALL_NOP);



	BTFIXUPSET_CALL(set_pte, srmmu_set_pte, BTFIXUPCALL_SWAPO0O1);

	BTFIXUPSET_CALL(switch_mm, srmmu_switch_mm, BTFIXUPCALL_NORM);



	BTFIXUPSET_CALL(pte_pfn, srmmu_pte_pfn, BTFIXUPCALL_NORM);

	BTFIXUPSET_CALL(pmd_page, srmmu_pmd_page, BTFIXUPCALL_NORM);