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author | Joerg Roedel <jroedel@suse.de> | 2020-06-02 07:52:29 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-02 20:59:11 +0300 |
commit | 8e19843c36abae08e1e541a65ce53fd2e88499fc (patch) | |
tree | b9b059245d75e7da29a91b4901c7dfcbcbb6b169 /arch/x86/mm | |
parent | 6c0c7d2b365b21a413f6d75772a8a4a2c7d36916 (diff) | |
download | linux-8e19843c36abae08e1e541a65ce53fd2e88499fc.tar.xz |
x86/mm/64: implement arch_sync_kernel_mappings()
Implement the function to sync changes in vmalloc and ioremap ranges to
all page-tables.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vlastimil Babka <vbabka@suse.cz>
Link: http://lkml.kernel.org/r/20200515140023.25469-5-joro@8bytes.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/mm')
-rw-r--r-- | arch/x86/mm/init_64.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 8b5f73f5e207..96274a90c5ff 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -218,6 +218,11 @@ void sync_global_pgds(unsigned long start, unsigned long end) sync_global_pgds_l4(start, end); } +void arch_sync_kernel_mappings(unsigned long start, unsigned long end) +{ + sync_global_pgds(start, end); +} + /* * NOTE: This function is marked __ref because it calls __init function * (alloc_bootmem_pages). It's safe to do it ONLY when after_bootmem == 0. |