Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a6f71745969d495d697d1ccd96385d2f7a963375
Commit:     a6f71745969d495d697d1ccd96385d2f7a963375
Parent:     3b29daded680733a37ed6618e165e86df45d89ab
Author:     Kumar Gala <[EMAIL PROTECTED]>
AuthorDate: Mon Jan 28 13:23:42 2008 -0600
Committer:  Kumar Gala <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 13:23:42 2008 -0600

    [POWERPC] 85xx: Only invalidate TLB0 and TLB1
    
    All current 85xx/e500 implementations only have two TLB
    arrays.  We are wasting cycles by invalidating TLB2 and TLB3.
    
    Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
---
 arch/powerpc/kernel/misc_32.S |   10 ----------
 1 files changed, 0 insertions(+), 10 deletions(-)

diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index be09f0d..5c2e253 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -275,12 +275,6 @@ _GLOBAL(_tlbia)
        /* Invalidate all entries in TLB1 */
        li      r3, 0x0c
        tlbivax 0,3
-       /* Invalidate all entries in TLB2 */
-       li      r3, 0x14
-       tlbivax 0,3
-       /* Invalidate all entries in TLB3 */
-       li      r3, 0x1c
-       tlbivax 0,3
        msync
 #ifdef CONFIG_SMP
        tlbsync
@@ -375,12 +369,8 @@ _GLOBAL(_tlbie)
 #elif defined(CONFIG_FSL_BOOKE)
        rlwinm  r4, r3, 0, 0, 19
        ori     r5, r4, 0x08    /* TLBSEL = 1 */
-       ori     r6, r4, 0x10    /* TLBSEL = 2 */
-       ori     r7, r4, 0x18    /* TLBSEL = 3 */
        tlbivax 0, r4
        tlbivax 0, r5
-       tlbivax 0, r6
-       tlbivax 0, r7
        msync
 #if defined(CONFIG_SMP)
        tlbsync
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to