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813e0a683d
linux/drivers/xen/xenbus
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Christoph Hellwig b723caece3 xen/xenbus: use apply_to_page_range directly in xenbus_map_ring_pv 
Replacing alloc_vm_area with get_vm_area_caller + apply_page_range allows
to fill put the phys_addr values directly instead of doing another loop
over all addresses.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Uladzislau Rezki (Sony) <urezki@gmail.com>
Link: https://lkml.kernel.org/r/20201002122204.1534411-10-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-10-18 09:27:10 -07:00
..
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xenbus_client.c xen/xenbus: use apply_to_page_range directly in xenbus_map_ring_pv 2020-10-18 09:27:10 -07:00
xenbus_comms.c xenbus: req->err should be updated before req->state 2020-03-05 09:42:01 -06:00
xenbus_dev_backend.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xenbus_dev_frontend.c xen/xenbus: fix self-deadlock after killing user process 2019-10-02 16:40:11 -04:00
xenbus_probe_backend.c mm: don't include asm/pgtable.h if linux/mm.h is already included 2020-06-09 09:39:13 -07:00
xenbus_probe_frontend.c treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
xenbus_probe.c xen: branch for v5.8-rc1 2020-06-12 11:00:45 -07:00
xenbus_xs.c xenbus: req->body should be updated before req->state 2020-03-05 09:41:59 -06:00
xenbus.h xenbus: move xenbus_dev_shutdown() into frontend code... 2019-12-20 13:44:35 +01:00