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| author | David S. Miller <davem@davemloft.net> | 2013-08-17 00:37:26 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-08-17 00:37:26 +0200 |
| commit | 2ff1cf12c9fe70e75e600404e6a4274b19d293ed (patch) | |
| tree | beafddac0a8098e3f07d2ec60e44a2a7d006e605 /arch/powerpc/kernel/tm.S | |
| parent | netlink: Eliminate kmalloc in netlink dump operation. (diff) | |
| parent | Merge tag 'clk-fixes-for-linus' of git://git.linaro.org/people/mturquette/linux (diff) | |
| download | linux-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.tar.xz linux-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/powerpc/kernel/tm.S')
| -rw-r--r-- | arch/powerpc/kernel/tm.S | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S index 51be8fb24803..0554d1f6d70d 100644 --- a/arch/powerpc/kernel/tm.S +++ b/arch/powerpc/kernel/tm.S @@ -233,6 +233,16 @@ dont_backup_fp: std r5, _CCR(r7) std r6, _XER(r7) + + /* ******************** TAR, PPR, DSCR ********** */ + mfspr r3, SPRN_TAR + mfspr r4, SPRN_PPR + mfspr r5, SPRN_DSCR + + std r3, THREAD_TM_TAR(r12) + std r4, THREAD_TM_PPR(r12) + std r5, THREAD_TM_DSCR(r12) + /* MSR and flags: We don't change CRs, and we don't need to alter * MSR. */ @@ -347,6 +357,16 @@ dont_restore_fp: mtmsr r6 /* FP/Vec off again! */ restore_gprs: + + /* ******************** TAR, PPR, DSCR ********** */ + ld r4, THREAD_TM_TAR(r3) + ld r5, THREAD_TM_PPR(r3) + ld r6, THREAD_TM_DSCR(r3) + + mtspr SPRN_TAR, r4 + mtspr SPRN_PPR, r5 + mtspr SPRN_DSCR, r6 + /* ******************** CR,LR,CCR,MSR ********** */ ld r3, _CTR(r7) ld r4, _LINK(r7) |