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authorLinus Torvalds <torvalds@linux-foundation.org>2017-11-16 06:42:40 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-16 06:42:40 +0300
commit7c225c69f86c934e3be9be63ecde754e286838d7 (patch)
treeff2df419b0c4886b37407235f7d21215e4cf45e4 /arch/frv
parent6363b3f3ac5be096d08c8c504128befa0c033529 (diff)
parent1b7176aea0a924ac59c6a283129d3e8eb00aa915 (diff)
downloadlinux-7c225c69f86c934e3be9be63ecde754e286838d7.tar.xz
Merge branch 'akpm' (patches from Andrew)
Merge updates from Andrew Morton: - a few misc bits - ocfs2 updates - almost all of MM * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (131 commits) memory hotplug: fix comments when adding section mm: make alloc_node_mem_map a void call if we don't have CONFIG_FLAT_NODE_MEM_MAP mm: simplify nodemask printing mm,oom_reaper: remove pointless kthread_run() error check mm/page_ext.c: check if page_ext is not prepared writeback: remove unused function parameter mm: do not rely on preempt_count in print_vma_addr mm, sparse: do not swamp log with huge vmemmap allocation failures mm/hmm: remove redundant variable align_end mm/list_lru.c: mark expected switch fall-through mm/shmem.c: mark expected switch fall-through mm/page_alloc.c: broken deferred calculation mm: don't warn about allocations which stall for too long fs: fuse: account fuse_inode slab memory as reclaimable mm, page_alloc: fix potential false positive in __zone_watermark_ok mm: mlock: remove lru_add_drain_all() mm, sysctl: make NUMA stats configurable shmem: convert shmem_init_inodecache() to void Unify migrate_pages and move_pages access checks mm, pagevec: rename pagevec drained field ...
Diffstat (limited to 'arch/frv')
-rw-r--r--arch/frv/mm/init.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/arch/frv/mm/init.c b/arch/frv/mm/init.c
index 328f0a292316..cf464100e838 100644
--- a/arch/frv/mm/init.c
+++ b/arch/frv/mm/init.c
@@ -42,21 +42,9 @@
#undef DEBUG
/*
- * BAD_PAGE is the page that is used for page faults when linux
- * is out-of-memory. Older versions of linux just did a
- * do_exit(), but using this instead means there is less risk
- * for a process dying in kernel mode, possibly leaving a inode
- * unused etc..
- *
- * BAD_PAGETABLE is the accompanying page-table: it is initialized
- * to point to BAD_PAGE entries.
- *
* ZERO_PAGE is a special page that is used for zero-initialized
* data and COW.
*/
-static unsigned long empty_bad_page_table;
-static unsigned long empty_bad_page;
-
unsigned long empty_zero_page;
EXPORT_SYMBOL(empty_zero_page);
@@ -72,8 +60,6 @@ void __init paging_init(void)
unsigned long zones_size[MAX_NR_ZONES] = {0, };
/* allocate some pages for kernel housekeeping tasks */
- empty_bad_page_table = (unsigned long) alloc_bootmem_pages(PAGE_SIZE);
- empty_bad_page = (unsigned long) alloc_bootmem_pages(PAGE_SIZE);
empty_zero_page = (unsigned long) alloc_bootmem_pages(PAGE_SIZE);
memset((void *) empty_zero_page, 0, PAGE_SIZE);