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| author | Peter Zijlstra <peterz@infradead.org> | 2019-02-19 14:38:37 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-04-03 10:33:04 +0200 |
| commit | 6455959819bf2469190ae9f6b4ccebaa9827e884 (patch) | |
| tree | fb30c8cc38170501c76fbd64d99fe338b1053b90 /Documentation/core-api | |
| parent | 0a8caf211bcf52cbb59e100ead4908fe88d2a510 (diff) | |
| download | linux-6455959819bf2469190ae9f6b4ccebaa9827e884.tar.gz linux-6455959819bf2469190ae9f6b4ccebaa9827e884.tar.bz2 linux-6455959819bf2469190ae9f6b4ccebaa9827e884.zip | |
ia64/tlb: Eradicate tlb_migrate_finish() callback
Only ia64-sn2 uses this as an optimization, and there it is of
questionable correctness due to the mm_users==1 test.
Remove it entirely.
No change in behavior intended.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/core-api')
| -rw-r--r-- | Documentation/core-api/cachetlb.rst | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/Documentation/core-api/cachetlb.rst b/Documentation/core-api/cachetlb.rst index 6eb9d3f090cd..93cb65d52720 100644 --- a/Documentation/core-api/cachetlb.rst +++ b/Documentation/core-api/cachetlb.rst @@ -101,16 +101,6 @@ changes occur: translations for software managed TLB configurations. The sparc64 port currently does this. -6) ``void tlb_migrate_finish(struct mm_struct *mm)`` - - This interface is called at the end of an explicit - process migration. This interface provides a hook - to allow a platform to update TLB or context-specific - information for the address space. - - The ia64 sn2 platform is one example of a platform - that uses this interface. - Next, we have the cache flushing interfaces. In general, when Linux is changing an existing virtual-->physical mapping to a new value, the sequence will be in one of the following forms:: |