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Author SHA1 Message Date
Thomas Gleixner e66f6e0954 io-mapping: Provide iomap_local variant 
Similar to kmap local provide a iomap local variant which only disables
migration, but neither disables pagefaults nor preemption.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20201118204007.561220818@linutronix.de
 2020-11-24 14:42:09 +01:00
Thomas Gleixner 9bf6f7bab3 Documentation/io-mapping: Remove outdated blurb 
The implementation details in the documentation are outdated and not really
helpful. Remove them.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: https://lore.kernel.org/r/20201103095858.734064977@linutronix.de
 2020-11-06 23:14:58 +01:00
Pragat Pandya fcd6807271 Documentation: Add io-mapping.rst to driver-api manual 
Add io-mapping.rst under Documentation/driver-api and reference it from
Sphinx TOC Tree present in Documentation/driver-api/index.rst

Signed-off-by: Pragat Pandya <pragat.pandya@gmail.com>
Link: https://lore.kernel.org/r/20200303050301.5412-2-pragat.pandya@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
 2020-03-10 11:33:15 -06:00