AuxXxilium/linux_dsm_epyc7002
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Toshi Kani 28ee90fe60 x86/mm: implement free pmd/pte page interfaces 
Implement pud_free_pmd_page() and pmd_free_pte_page() on x86, which
clear a given pud/pmd entry and free up lower level page table(s).

The address range associated with the pud/pmd entry must have been
purged by INVLPG.

Link: http://lkml.kernel.org/r/20180314180155.19492-3-toshi.kani@hpe.com
Fixes: e61ce6ade4 ("mm: change ioremap to set up huge I/O mappings")
Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Reported-by: Lei Li <lious.lilei@hisilicon.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-03-22 17:07:01 -07:00
..
alpha
arc ARC fixes for 4.16-rc4 2018-03-01 14:32:23 -08:00
arm Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-03-05 11:29:24 -08:00
arm64 mm/vmalloc: add interfaces to free unmapped page table 2018-03-22 17:07:01 -07:00
blackfin
c6x
cris
frv
h8300 h8300: remove extraneous __BIG_ENDIAN definition 2018-03-22 17:07:01 -07:00
hexagon
ia64 ia64/err-inject: fix spelling mistake: "capapbilities" -> "capabilities" 2018-03-05 14:44:53 -08:00
m32r
m68k
metag
microblaze microblaze: switch to NO_BOOTMEM 2018-03-16 12:51:27 +01:00
mips MIPS fixes for 4.16-rc5 2018-03-08 10:03:12 -08:00
mn10300
nios2
openrisc
parisc parisc: Handle case where flush_cache_range is called with no context 2018-03-17 11:49:39 +01:00
powerpc Fix for PPC KVM for 4.16 2018-03-15 21:57:26 +01:00
riscv
s390 KVM fixes for v4.16-rc5 2018-03-09 16:59:19 -08:00
score
sh sh: fix build error for empty CONFIG_BUILTIN_DTB_SOURCE 2018-03-02 09:20:55 +09:00
sparc sparc64: Fix regression in pmdp_invalidate(). 2018-03-15 14:18:00 -07:00
tile
um
unicore32
x86 x86/mm: implement free pmd/pte page interfaces 2018-03-22 17:07:01 -07:00
xtensa
.gitignore
Kconfig