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Diffstat (limited to 'fs/ntfs/malloc.h')
-rw-r--r-- | fs/ntfs/malloc.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/fs/ntfs/malloc.h b/fs/ntfs/malloc.h deleted file mode 100644 index 7068425735..0000000000 --- a/fs/ntfs/malloc.h +++ /dev/null @@ -1,77 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * malloc.h - NTFS kernel memory handling. Part of the Linux-NTFS project. - * - * Copyright (c) 2001-2005 Anton Altaparmakov - */ - -#ifndef _LINUX_NTFS_MALLOC_H -#define _LINUX_NTFS_MALLOC_H - -#include <linux/vmalloc.h> -#include <linux/slab.h> -#include <linux/highmem.h> - -/** - * __ntfs_malloc - allocate memory in multiples of pages - * @size: number of bytes to allocate - * @gfp_mask: extra flags for the allocator - * - * Internal function. You probably want ntfs_malloc_nofs()... - * - * Allocates @size bytes of memory, rounded up to multiples of PAGE_SIZE and - * returns a pointer to the allocated memory. - * - * If there was insufficient memory to complete the request, return NULL. - * Depending on @gfp_mask the allocation may be guaranteed to succeed. - */ -static inline void *__ntfs_malloc(unsigned long size, gfp_t gfp_mask) -{ - if (likely(size <= PAGE_SIZE)) { - BUG_ON(!size); - /* kmalloc() has per-CPU caches so is faster for now. */ - return kmalloc(PAGE_SIZE, gfp_mask & ~__GFP_HIGHMEM); - /* return (void *)__get_free_page(gfp_mask); */ - } - if (likely((size >> PAGE_SHIFT) < totalram_pages())) - return __vmalloc(size, gfp_mask); - return NULL; -} - -/** - * ntfs_malloc_nofs - allocate memory in multiples of pages - * @size: number of bytes to allocate - * - * Allocates @size bytes of memory, rounded up to multiples of PAGE_SIZE and - * returns a pointer to the allocated memory. - * - * If there was insufficient memory to complete the request, return NULL. - */ -static inline void *ntfs_malloc_nofs(unsigned long size) -{ - return __ntfs_malloc(size, GFP_NOFS | __GFP_HIGHMEM); -} - -/** - * ntfs_malloc_nofs_nofail - allocate memory in multiples of pages - * @size: number of bytes to allocate - * - * Allocates @size bytes of memory, rounded up to multiples of PAGE_SIZE and - * returns a pointer to the allocated memory. - * - * This function guarantees that the allocation will succeed. It will sleep - * for as long as it takes to complete the allocation. - * - * If there was insufficient memory to complete the request, return NULL. - */ -static inline void *ntfs_malloc_nofs_nofail(unsigned long size) -{ - return __ntfs_malloc(size, GFP_NOFS | __GFP_HIGHMEM | __GFP_NOFAIL); -} - -static inline void ntfs_free(void *addr) -{ - kvfree(addr); -} - -#endif /* _LINUX_NTFS_MALLOC_H */ |