Cleanup: update stale file paths in LICENSE

[lttng-modules.git] / wrapper / page_alloc.c

diff --git a/wrapper/page_alloc.c b/wrapper/page_alloc.c
deleted file mode 100644 (file)
index 7951e88..0000000
--- a/wrapper/page_alloc.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
- * wrapper/page_alloc.c
- *
- * wrapper around get_pfnblock_flags_mask and Ubuntu
- * get_pageblock_flags_mask. Using KALLSYMS to get their address when
- * available, else we need to have a kernel that exports this function
- * to GPL modules.
- *
- * Copyright (C) 2015 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- */
-
-#include <lttng-kernel-version.h>
-
-#if (defined(CONFIG_KALLSYMS) \
-       && (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,2)        \
-               || LTTNG_KERNEL_RANGE(3,14,36, 3,15,0)          \
-               || LTTNG_KERNEL_RANGE(3,18,10, 3,19,0)          \
-               || LTTNG_DEBIAN_KERNEL_RANGE(3,16,7,9,0,0, 3,17,0,0,0,0) \
-               || LTTNG_UBUNTU_KERNEL_RANGE(3,16,7,34, 3,17,0,0)))
-
-#include <linux/kallsyms.h>
-#include <linux/mm_types.h>
-#include <linux/module.h>
-#include <wrapper/kallsyms.h>
-#include <wrapper/page_alloc.h>
-
-static
-unsigned long (*get_pfnblock_flags_mask_sym)(struct page *page,
-               unsigned long pfn,
-               unsigned long end_bitidx,
-               unsigned long mask);
-
-unsigned long wrapper_get_pfnblock_flags_mask(struct page *page,
-               unsigned long pfn,
-               unsigned long end_bitidx,
-               unsigned long mask)
-{
-       WARN_ON_ONCE(!get_pfnblock_flags_mask_sym);
-       if (get_pfnblock_flags_mask_sym) {
-               return get_pfnblock_flags_mask_sym(page, pfn, end_bitidx, mask);
-       } else {
-               return -ENOSYS;
-       }
-}
-EXPORT_SYMBOL_GPL(wrapper_get_pfnblock_flags_mask);
-
-int wrapper_get_pfnblock_flags_mask_init(void)
-{
-       get_pfnblock_flags_mask_sym =
-               (void *) kallsyms_lookup_funcptr("get_pfnblock_flags_mask");
-       if (!get_pfnblock_flags_mask_sym)
-               return -1;
-       return 0;
-}
-
-#else
-
-#include <linux/pageblock-flags.h>
-
-#endif
-
-#if (defined(CONFIG_KALLSYMS) \
-       && LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,50, 3,14,0,0))
-
-#include <linux/kallsyms.h>
-#include <linux/mm_types.h>
-#include <linux/module.h>
-#include <wrapper/kallsyms.h>
-#include <wrapper/page_alloc.h>
-
-static
-unsigned long (*get_pageblock_flags_mask_sym)(struct page *page,
-               unsigned long end_bitidx,
-               unsigned long mask);
-
-unsigned long wrapper_get_pageblock_flags_mask(struct page *page,
-               unsigned long end_bitidx,
-               unsigned long mask)
-{
-       WARN_ON_ONCE(!get_pageblock_flags_mask_sym);
-       if (get_pageblock_flags_mask_sym) {
-               return get_pageblock_flags_mask_sym(page, end_bitidx, mask);
-       } else {
-               return -ENOSYS;
-       }
-}
-EXPORT_SYMBOL_GPL(wrapper_get_pageblock_flags_mask);
-
-int wrapper_get_pageblock_flags_mask_init(void)
-{
-       get_pageblock_flags_mask_sym =
-               (void *) kallsyms_lookup_funcptr("get_pageblock_flags_mask");
-       if (!get_pageblock_flags_mask_sym)
-               return -1;
-       return 0;
-}
-
-#else
-
-#include <linux/pageblock-flags.h>
-
-#endif