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-rw-r--r--fs/xfs/kmem.h83
1 files changed, 0 insertions, 83 deletions
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
deleted file mode 100644
index b987dc2c68..0000000000
--- a/fs/xfs/kmem.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- */
-#ifndef __XFS_SUPPORT_KMEM_H__
-#define __XFS_SUPPORT_KMEM_H__
-
-#include <linux/slab.h>
-#include <linux/sched.h>
-#include <linux/mm.h>
-#include <linux/vmalloc.h>
-
-/*
- * General memory allocation interfaces
- */
-
-typedef unsigned __bitwise xfs_km_flags_t;
-#define KM_NOFS ((__force xfs_km_flags_t)0x0004u)
-#define KM_MAYFAIL ((__force xfs_km_flags_t)0x0008u)
-#define KM_ZERO ((__force xfs_km_flags_t)0x0010u)
-#define KM_NOLOCKDEP ((__force xfs_km_flags_t)0x0020u)
-
-/*
- * We use a special process flag to avoid recursive callbacks into
- * the filesystem during transactions. We will also issue our own
- * warnings, so we explicitly skip any generic ones (silly of us).
- */
-static inline gfp_t
-kmem_flags_convert(xfs_km_flags_t flags)
-{
- gfp_t lflags;
-
- BUG_ON(flags & ~(KM_NOFS | KM_MAYFAIL | KM_ZERO | KM_NOLOCKDEP));
-
- lflags = GFP_KERNEL | __GFP_NOWARN;
- if (flags & KM_NOFS)
- lflags &= ~__GFP_FS;
-
- /*
- * Default page/slab allocator behavior is to retry for ever
- * for small allocations. We can override this behavior by using
- * __GFP_RETRY_MAYFAIL which will tell the allocator to retry as long
- * as it is feasible but rather fail than retry forever for all
- * request sizes.
- */
- if (flags & KM_MAYFAIL)
- lflags |= __GFP_RETRY_MAYFAIL;
-
- if (flags & KM_ZERO)
- lflags |= __GFP_ZERO;
-
- if (flags & KM_NOLOCKDEP)
- lflags |= __GFP_NOLOCKDEP;
-
- return lflags;
-}
-
-extern void *kmem_alloc(size_t, xfs_km_flags_t);
-static inline void kmem_free(const void *ptr)
-{
- kvfree(ptr);
-}
-
-
-static inline void *
-kmem_zalloc(size_t size, xfs_km_flags_t flags)
-{
- return kmem_alloc(size, flags | KM_ZERO);
-}
-
-/*
- * Zone interfaces
- */
-static inline struct page *
-kmem_to_page(void *addr)
-{
- if (is_vmalloc_addr(addr))
- return vmalloc_to_page(addr);
- return virt_to_page(addr);
-}
-
-#endif /* __XFS_SUPPORT_KMEM_H__ */