linux-toradex.git/arch/arc/include/asm/tlbflush.h, branch v4.10 Linux kernel for Apalis and Colibri modules ARC: thp: unbork !CONFIG_TRANSPARENT_HUGEPAGE build 2016-03-17T10:01:45+00:00 Vineet Gupta vgupta@synopsys.com 2016-03-17T09:30:59+00:00 c511eaaa7851cda0657b2d5a401d33cf4dba52ad linux-next for 4.6-rc1 timeline reported ARC build failures !THP | arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default] | arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default] | arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default] Turns out that commit ("mm/thp/migration: switch from flush_tlb_range to flush_pmd_tlb_range") triggered the issue while the problem was in ARC code where THP specific helpers were not guarded with #ifdef. Signed-off-by: Vineet Gupta <vgupta@synopsys.com> 
linux-next for 4.6-rc1 timeline reported ARC build failures !THP

| arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default]
| arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default]
| arch/arc/include/asm/tlbflush.h:29:0: warning: "flush_pmd_tlb_range" redefined [enabled by default]

Turns out that commit ("mm/thp/migration: switch from flush_tlb_range
to flush_pmd_tlb_range") triggered the issue while the problem was in
ARC code where THP specific helpers were not guarded with #ifdef.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
ARCv2: mm: THP: flush_pmd_tlb_range make SMP safe 2015-10-17T12:18:21+00:00 Vineet Gupta vgupta@synopsys.com 2015-10-15T02:34:45+00:00 c7119d56d2755fc2770b0e2c1c4385e10f4c9161 Signed-off-by: Vineet Gupta <vgupta@synopsys.com> 
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
ARC: [SMP] TLB flush 2013-11-06T05:11:45+00:00 Vineet Gupta vgupta@synopsys.com 2013-10-27T09:19:02+00:00 5ea72a90261552ed5fdca35239feb6cba498301e - Add mm_cpumask setting (aggregating only, unlike some other arches) used to restrict the TLB flush cross-calling - cross-calling versions of TLB flush routines (thanks to Noam) Signed-off-by: Noam Camus <noamc@ezchip.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com> 
- Add mm_cpumask setting (aggregating only, unlike some other arches)
  used to restrict the TLB flush cross-calling

- cross-calling versions of TLB flush routines (thanks to Noam)

Signed-off-by: Noam Camus <noamc@ezchip.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
ARC: TLB flush Handling 2013-02-15T17:45:53+00:00 Vineet Gupta vgupta@synopsys.com 2013-01-18T09:42:20+00:00 d79e678d746d3d4234477f08ce7d27d55ebe283a Signed-off-by: Vineet Gupta <vgupta@synopsys.com> 
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>