diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/filemap.c | 13 | ||||
| -rw-r--r-- | mm/mmap.c | 2 | ||||
| -rw-r--r-- | mm/mprotect.c | 2 | ||||
| -rw-r--r-- | mm/mremap.c | 2 | ||||
| -rw-r--r-- | mm/vmalloc.c | 5 |
5 files changed, 15 insertions, 9 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index ed53ce8..f5769b4 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -2140,19 +2140,24 @@ EXPORT_SYMBOL(generic_file_direct_write); * Find or create a page at the given pagecache position. Return the locked * page. This function is specifically for buffered writes. */ -struct page *__grab_cache_page(struct address_space *mapping, pgoff_t index) +struct page *grab_cache_page_write_begin(struct address_space *mapping, + pgoff_t index, unsigned flags) { int status; struct page *page; + gfp_t gfp_notmask = 0; + if (flags & AOP_FLAG_NOFS) + gfp_notmask = __GFP_FS; repeat: page = find_lock_page(mapping, index); if (likely(page)) return page; - page = page_cache_alloc(mapping); + page = __page_cache_alloc(mapping_gfp_mask(mapping) & ~gfp_notmask); if (!page) return NULL; - status = add_to_page_cache_lru(page, mapping, index, GFP_KERNEL); + status = add_to_page_cache_lru(page, mapping, index, + GFP_KERNEL & ~gfp_notmask); if (unlikely(status)) { page_cache_release(page); if (status == -EEXIST) @@ -2161,7 +2166,7 @@ repeat: } return page; } -EXPORT_SYMBOL(__grab_cache_page); +EXPORT_SYMBOL(grab_cache_page_write_begin); static ssize_t generic_perform_write(struct file *file, struct iov_iter *i, loff_t pos) @@ -3,7 +3,7 @@ * * Written by obz. * - * Address space accounting code <alan@redhat.com> + * Address space accounting code <alan@lxorguk.ukuu.org.uk> */ #include <linux/slab.h> diff --git a/mm/mprotect.c b/mm/mprotect.c index fded06f..cfb4c48 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -4,7 +4,7 @@ * (C) Copyright 1994 Linus Torvalds * (C) Copyright 2002 Christoph Hellwig * - * Address space accounting code <alan@redhat.com> + * Address space accounting code <alan@lxorguk.ukuu.org.uk> * (C) Copyright 2002 Red Hat Inc, All Rights Reserved */ diff --git a/mm/mremap.c b/mm/mremap.c index 58a2908..646de95 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -3,7 +3,7 @@ * * (C) Copyright 1996 Linus Torvalds * - * Address space accounting code <alan@redhat.com> + * Address space accounting code <alan@lxorguk.ukuu.org.uk> * (C) Copyright 2002 Red Hat Inc, All Rights Reserved */ diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 1ddb77b..7465f22 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -151,11 +151,12 @@ static int vmap_pud_range(pgd_t *pgd, unsigned long addr, * * Ie. pte at addr+N*PAGE_SIZE shall point to pfn corresponding to pages[N] */ -static int vmap_page_range(unsigned long addr, unsigned long end, +static int vmap_page_range(unsigned long start, unsigned long end, pgprot_t prot, struct page **pages) { pgd_t *pgd; unsigned long next; + unsigned long addr = start; int err = 0; int nr = 0; @@ -167,7 +168,7 @@ static int vmap_page_range(unsigned long addr, unsigned long end, if (err) break; } while (pgd++, addr = next, addr != end); - flush_cache_vmap(addr, end); + flush_cache_vmap(start, end); if (unlikely(err)) return err; |
