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| author | Anton Blanchard <anton@samba.org> | 2015-10-29 11:44:00 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-12-01 13:52:25 +1100 |
| commit | b51b1153d0e78a70767441273331d2de066bb929 (patch) | |
| tree | 1b41562f57798ca87aa5f363c66cb3c8530e6ebf /arch/powerpc/kernel/head_fsl_booke.S | |
| parent | 611b0e5c19963374175b39f42117b03ee7573228 (diff) | |
| download | op-kernel-dev-b51b1153d0e78a70767441273331d2de066bb929.zip op-kernel-dev-b51b1153d0e78a70767441273331d2de066bb929.tar.gz | |
powerpc: Remove NULL task struct pointer checks in FP and vector code
We used to allow giveup_*() to be called with a NULL task struct
pointer. Now those cases are handled in the caller we can remove
the checks. We can also remove giveup_altivec_notask() which is also
unused.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/head_fsl_booke.S')
| -rw-r--r-- | arch/powerpc/kernel/head_fsl_booke.S | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index ec936ab..d6980bb 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -992,8 +992,6 @@ _GLOBAL(giveup_spe) oris r5,r5,MSR_SPE@h mtmsr r5 /* enable use of SPE now */ isync - cmpi 0,r3,0 - beqlr- /* if no previous owner, done */ addi r3,r3,THREAD /* want THREAD of task */ lwz r5,PT_REGS(r3) cmpi 0,r5,0 |
