linux_dsm_epyc7002/arch/x86/mm
Andy Lutomirski dbd68d8e84 x86/mm: Fix flush_tlb_page() on Xen
flush_tlb_page() passes a bogus range to flush_tlb_others() and
expects the latter to fix it up.  native_flush_tlb_others() has the
fixup but Xen's version doesn't.  Move the fixup to
flush_tlb_others().

AFAICS the only real effect is that, without this fix, Xen would
flush everything instead of just the one page on remote vCPUs in
when flush_tlb_page() was called.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Nadav Amit <namit@vmware.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Fixes: e7b52ffd45 ("x86/flush_tlb: try flush_tlb_single one by one in flush_tlb_range")
Link: http://lkml.kernel.org/r/10ed0e4dfea64daef10b87fb85df1746999b4dba.1492844372.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-04-26 10:02:06 +02:00
..
kmemcheck x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
amdtopology.c x86/boot/e820: Move asm/e820.h to asm/e820/api.h 2017-01-28 09:31:13 +01:00
debug_pagetables.c
dump_pagetables.c x86/mm: Fix dump pagetables for 4 levels of page tables 2017-04-13 00:26:30 +02:00
extable.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/debug.h> 2017-03-02 08:42:34 +01:00
fault.c x86/mm/vmalloc: Add 5-level paging support 2017-03-14 08:45:08 +01:00
gup.c Revert "x86/mm/gup: Switch GUP to the generic get_user_page_fast() implementation" 2017-04-23 11:45:20 +02:00
highmem_32.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
hugetlbpage.c x86/hugetlb: Adjust to the new native/compat mmap bases 2017-03-14 16:29:16 +01:00
ident_map.c x86/mm/ident_map: Add 5-level paging support 2017-03-14 08:45:08 +01:00
init_32.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
init_64.c x86/mm/64: Fix crash in remove_pagetable() 2017-04-26 08:26:43 +02:00
init.c x86/boot/e820: Rename the remaining E820 APIs to the e820__*() prefix 2017-01-28 22:55:26 +01:00
iomap_32.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
ioremap.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
kasan_init_64.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
kaslr.c x86/mm/KASLR: Exclude EFI region from KASLR VA space randomization 2017-03-24 09:04:27 +01:00
kmmio.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
Makefile Revert "x86/mm/gup: Switch GUP to the generic get_user_page_fast() implementation" 2017-04-23 11:45:20 +02:00
mm_internal.h
mmap.c x86/hugetlb: Adjust to the new native/compat mmap bases 2017-03-14 16:29:16 +01:00
mmio-mod.c x86/boot/e820: Move asm/e820.h to asm/e820/api.h 2017-01-28 09:31:13 +01:00
mpx.c x86/mpx: Correctly report do_mpx_bt_fault() failures to user-space 2017-04-12 08:40:58 +02:00
numa_32.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
numa_64.c
numa_emulation.c
numa_internal.h
numa.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
pageattr-test.c
pageattr.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
pat_internal.h
pat_rbtree.c x86/mm/pat: Use rb_entry() 2017-02-04 17:18:00 +01:00
pat.c x86/boot/e820: Remove unnecessary #include <linux/ioport.h> from asm/e820/api.h 2017-01-28 09:33:15 +01:00
pf_in.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
pf_in.h
pgtable_32.c Merge branch 'x86/boot' into x86/mm, to avoid conflict 2017-04-11 08:56:05 +02:00
pgtable.c x86/mm: Add basic defines/helpers for CONFIG_X86_5LEVEL=y 2017-04-04 08:22:34 +02:00
physaddr.c x86/mm: Audit and remove any unnecessary uses of module.h 2016-07-14 13:04:20 +02:00
physaddr.h
pkeys.c x86/fpu: Finish excising 'eagerfpu' 2016-10-18 09:56:03 +02:00
setup_nx.c Revert "x86/mm/32: Set NX in __supported_pte_mask before enabling paging" 2016-04-26 19:52:57 +02:00
srat.c x86/boot/e820: Move asm/e820.h to asm/e820/api.h 2017-01-28 09:31:13 +01:00
testmmiotrace.c
tlb.c x86/mm: Fix flush_tlb_page() on Xen 2017-04-26 10:02:06 +02:00