Johannes Weiner 3b6748e2dd mm: introduce follow_pfn() ...

Analoguous to follow_phys(), add a helper that looks up the PFN at a
user virtual address in an IO mapping or a raw PFN mapping.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Christoph Hellwig <hch@infradead.org>
Acked-by: Magnus Damm <magnus.damm@gmail.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2009-06-16 19:47:40 -07:00

..

allocpercpu.c

percpu: __percpu_depopulate_mask can take a const mask

2009-04-06 13:44:15 -07:00

backing-dev.c

block: change the request allocation/congestion logic to be sync/async based

2009-04-06 08:04:53 -07:00

bootmem.c

bootmem: fix slab fallback on numa

2009-06-11 19:15:54 +03:00

bounce.c

Merge branch 'for-2.6.31' of git://git.kernel.dk/linux-2.6-block

2009-06-11 11:10:35 -07:00

debug-pagealloc.c

generic debug pagealloc

2009-04-01 08:59:13 -07:00

dmapool.c

dmapool: enable debugging for CONFIG_SLUB_DEBUG_ON too

2008-04-28 08:58:20 -07:00

fadvise.c

readahead: move max_sane_readahead() calls into force_page_cache_readahead()

2009-06-16 19:47:28 -07:00

failslab.c

kmemtrace, mm: fix slab.h dependency problem in mm/failslab.c

2009-04-03 12:23:01 +02:00

filemap_xip.c

mm: do_xip_mapping_read: fix length calculation

2009-04-02 19:04:49 -07:00

filemap.c

page allocator: do not check NUMA node ID when the caller knows the node is valid

2009-06-16 19:47:32 -07:00

fremap.c

Do not account for the address space used by hugetlbfs using VM_ACCOUNT

2009-02-10 10:48:42 -08:00

highmem.c

mm: introduce debug_kmap_atomic

2009-04-01 08:59:14 -07:00

hugetlb.c

mm: introduce PageHuge() for testing huge/gigantic pages

2009-06-16 19:47:36 -07:00

init-mm.c

mm: consolidate init_mm definition

2009-06-16 19:47:28 -07:00

internal.h

mm: introduce PageHuge() for testing huge/gigantic pages

2009-06-16 19:47:36 -07:00

Kconfig

security: use mmap_min_addr indepedently of security models

2009-06-04 12:07:48 +10:00

Kconfig.debug

generic debug pagealloc: build fix

2009-04-02 19:04:48 -07:00

kmemleak-test.c

kmemleak: Simple testing module for kmemleak

2009-06-11 17:04:19 +01:00

kmemleak.c

kmemleak: Add the base support

2009-06-11 17:03:28 +01:00

maccess.c

[S390] maccess: add weak attribute to probe_kernel_write

2009-06-12 10:27:37 +02:00

madvise.c

readahead: move max_sane_readahead() calls into force_page_cache_readahead()

2009-06-16 19:47:28 -07:00

Makefile

mm: consolidate init_mm definition

2009-06-16 19:47:28 -07:00

memcontrol.c

vmscan: evict use-once pages first

2009-06-16 19:47:38 -07:00

memory_hotplug.c

mm: remove GFP_HIGHUSER_PAGECACHE

2009-01-06 15:59:01 -08:00

memory.c

mm: introduce follow_pfn()

2009-06-16 19:47:40 -07:00

mempolicy.c

page allocator: do not check NUMA node ID when the caller knows the node is valid

2009-06-16 19:47:32 -07:00

mempool.c

spelling fixes: mm/

2007-10-20 01:27:18 +02:00

migrate.c

page allocator: do not check NUMA node ID when the caller knows the node is valid

2009-06-16 19:47:32 -07:00

mincore.c

[CVE-2009-0029] System call wrappers part 14

2009-01-14 14:15:24 +01:00

mlock.c

x86, bts, mm: clean up buffer allocation

2009-04-24 10:18:52 +02:00

mm_init.c

mm: mminit_loglevel cannot be __meminitdata anymore

2008-08-20 15:40:30 -07:00

mmap.c

Merge branch 'perfcounters-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

2009-06-11 14:01:07 -07:00

mmu_notifier.c

mmu-notifiers: core

2008-07-28 16:30:21 -07:00

mmzone.c

[ARM] Double check memmap is actually valid with a memmap has unexpected holes V2

2009-05-18 11:22:24 +01:00

mprotect.c

perf_counter: Add mmap event hooks to mprotect()

2009-06-08 23:10:43 +02:00

mremap.c

[CVE-2009-0029] System call wrappers part 13

2009-01-14 14:15:23 +01:00

msync.c

[CVE-2009-0029] System call wrappers part 13

2009-01-14 14:15:23 +01:00

nommu.c

nommu: Provide mmap_min_addr definition.

2009-06-10 09:24:09 +10:00

oom_kill.c

oom: fix possible oom_dump_tasks NULL pointer

2009-05-29 08:40:01 -07:00

page_alloc.c

mm: setup_per_zone_inactive_ratio - fix comment and make it __init

2009-06-16 19:47:39 -07:00

page_cgroup.c

memcg: fix page_cgroup fatal error in FLATMEM

2009-06-12 11:00:54 +03:00

page_io.c

block: fix bad definition of BIO_RW_SYNC

2009-02-18 10:32:00 +01:00

page_isolation.c

memory hotplug: fix page_zone() calculation in test_pages_isolated()

2008-11-06 15:41:19 -08:00

page-writeback.c

mm/page-writeback.c: dirty limit type should be unsigned long

2009-06-16 19:47:31 -07:00

pagewalk.c

pagemap: pass mm into pagewalkers

2008-06-12 18:05:41 -07:00

pdflush.c

Revert "mm: add /proc controls for pdflush threads"

2009-05-15 11:32:24 +02:00

percpu.c

percpu: remove rbtree and use page->index instead

2009-04-08 18:31:31 +02:00

prio_tree.c

spelling fixes: mm/

2007-10-20 01:27:18 +02:00

quicklist.c

cpumask: replace node_to_cpumask with cpumask_of_node.

2009-03-13 14:49:46 +10:30

readahead.c

readahead: introduce context readahead algorithm

2009-06-16 19:47:30 -07:00

rmap.c

hugh: update email address

2009-05-21 13:14:32 -07:00

shmem_acl.c

[PATCH] sanitize ->permission() prototype

2008-07-26 20:53:14 -04:00

shmem.c

integrity: move ima_counts_get

2009-05-22 09:45:33 +10:00

slab.c

page allocator: slab: use nr_online_nodes to check for a NUMA platform

2009-06-16 19:47:35 -07:00

slob.c

page allocator: do not check NUMA node ID when the caller knows the node is valid

2009-06-16 19:47:32 -07:00

slub.c

page allocator: use a pre-calculated value instead of num_online_nodes() in fast paths

2009-06-16 19:47:35 -07:00

sparse-vmemmap.c

vmemmap: warn about page_structs with remote distance

2008-11-06 15:41:19 -08:00

sparse.c

mm: mminit_validate_memmodel_limits(): remove redundant test

2009-04-01 08:59:11 -07:00

swap_state.c

memcg: fix deadlock between lock_page_cgroup and mapping tree_lock

2009-05-29 08:40:02 -07:00

swap.c

mm: fix Committed_AS underflow on large NR_CPUS environment

2009-05-02 15:36:10 -07:00

swapfile.c

PM/hibernate: fix "swap breaks after hibernation failures"

2009-02-21 14:17:17 -08:00

thrash.c

Bug in mm/thrash.c function grab_swap_token()

2007-05-11 08:29:32 -07:00

truncate.c

memcg: fix deadlock between lock_page_cgroup and mapping tree_lock

2009-05-29 08:40:02 -07:00

util.c

mm: clean up get_user_pages_fast() documentation

2009-06-16 19:47:30 -07:00

vmalloc.c

Merge branch 'for-linus' of git://linux-arm.org/linux-2.6

2009-06-11 14:15:57 -07:00

vmscan.c

vmscan: ZVC updates in shrink_active_list() can be done once

2009-06-16 19:47:39 -07:00

vmstat.c

vmscan: don't export nr_saved_scan in /proc/zoneinfo

2009-06-16 19:47:39 -07:00