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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-02 10:53:38 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-02 10:53:38 -0700
commit66188fb11a82692629e85b6cbc3ecc08c752d2dc (patch)
treebaa7fea3bd3df098d81947c6a52fc60c923b722b /arch/mips/mm/init.c
parent0c7fc30f18220c0d1b8fb2636811a0c0d0d65714 (diff)
parent6605d156bdfbb2502ba301bc4fbd8db696ae4b6d (diff)
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Pull MIPS fixes from Ralf Baechle: "Another round of fixes: - CM: Fix mips_cm_max_vp_width for non-MT kernels on MT systems - CPS: Avoid BUG() when offlining pre-r6 CPUs - DEC: Avoid gas warnings due to suspicious instruction scheduling by manually expanding assembler macros. - FTLB: Fix configuration by moving confiuguratoin after probing - FTLB: clear execution hazard after changing FTLB enable - Highmem: Fix detection of unsupported highmem with cache aliases - I6400: Don't touch FTLBP chicken bits - microMIPS: Fix BUILD_ROLLBACK_PROLOGUE - Malta: Fix IOCU disable switch read for MIPS64 - Octeon: Fix probing of devices attached to GPIO lines - uprobes: Misc small fixes" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: MIPS: CM: Fix mips_cm_max_vp_width for non-MT kernels on MT systems MIPS: Fix detection of unsupported highmem with cache aliases MIPS: Malta: Fix IOCU disable switch read for MIPS64 MIPS: Fix BUILD_ROLLBACK_PROLOGUE for microMIPS MIPS: clear execution hazard after changing FTLB enable MIPS: Configure FTLB after probing TLB sizes from config4 MIPS: Stop setting I6400 FTLBP MIPS: DEC: Avoid la pseudo-instruction in delay slots MIPS: Octeon: mark GPIO controller node not populated after IRQ init. MIPS: uprobes: fix use of uninitialised variable MIPS: uprobes: remove incorrect set_orig_insn MIPS: fix uretprobe implementation MIPS: smp-cps: Avoid BUG() when offlining pre-r6 CPUs
Diffstat (limited to 'arch/mips/mm/init.c')
-rw-r--r--arch/mips/mm/init.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 2c3749d98f04..72f7478ee068 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -440,6 +440,9 @@ static inline void mem_init_free_highmem(void)
#ifdef CONFIG_HIGHMEM
unsigned long tmp;
+ if (cpu_has_dc_aliases)
+ return;
+
for (tmp = highstart_pfn; tmp < highend_pfn; tmp++) {
struct page *page = pfn_to_page(tmp);