#endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0)) */
-#endif
+#endif /* CONFIG_KALLSYMS */
#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,12,0))
static inline
kvfree(addr);
}
-#else
+#else /* >= LTTNG_KERNEL_VERSION(4,12,0) */
#include <linux/slab.h>
printk_once(KERN_WARNING "LTTng: Please rebuild your kernel with CONFIG_KALLSYMS enabled.\n");
}
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,0,0))
-
/*
* kallsyms wrapper of __vmalloc_node with a fallback to kmalloc_node.
*/
vm_flags, node, caller);
}
-#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0))
-
-/*
- * kallsyms wrapper of __vmalloc_node with a fallback to kmalloc_node.
- */
-static inline
-void *__lttng_vmalloc_node_range(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, unsigned long vm_flags, int node,
- const void *caller)
-{
-#ifdef CONFIG_KALLSYMS
- /*
- * If we have KALLSYMS, get * __vmalloc_node_range which is not exported.
- */
- void *(*lttng__vmalloc_node_range)(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, int node, const void *caller);
-
- lttng__vmalloc_node_range = (void *) kallsyms_lookup_funcptr("__vmalloc_node_range");
- if (lttng__vmalloc_node_range)
- return lttng__vmalloc_node_range(size, align, start, end, gfp_mask, prot,
- node, caller);
-#endif
- if (node != NUMA_NO_NODE)
- print_vmalloc_node_range_warning();
- return __vmalloc(size, gfp_mask, prot);
-}
-
-/*
- * Canary function to check for '__vmalloc_node_range()' at compile time.
- *
- * From 'include/linux/vmalloc.h':
- *
- * extern void *__vmalloc_node_range(unsigned long size, unsigned long align,
- * unsigned long start, unsigned long end, gfp_t gfp_mask,
- * pgprot_t prot, unsigned long vm_flags, int node,
- * const void *caller);
- */
-static inline
-void *__canary____lttng_vmalloc_node_range(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, int node, const void *caller)
-{
- return __vmalloc_node_range(size, align, start, end, gfp_mask, prot,
- node, caller);
-}
-
-#else /* (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0)) */
-
-/*
- * kallsyms wrapper of __vmalloc_node with a fallback to kmalloc_node.
- */
-static inline
-void *__lttng_vmalloc_node_range(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, unsigned long vm_flags, int node,
- void *caller)
-{
-#ifdef CONFIG_KALLSYMS
- /*
- * If we have KALLSYMS, get * __vmalloc_node_range which is not exported.
- */
- void *(*lttng__vmalloc_node_range)(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, int node, void *caller);
-
- lttng__vmalloc_node_range = (void *) kallsyms_lookup_funcptr("__vmalloc_node_range");
- if (lttng__vmalloc_node_range)
- return lttng__vmalloc_node_range(size, align, start, end, gfp_mask, prot,
- node, caller);
-#endif
- if (node != NUMA_NO_NODE)
- print_vmalloc_node_range_warning();
- return __vmalloc(size, gfp_mask, prot);
-}
-
-/*
- * Canary function to check for '__vmalloc_node_range()' at compile time.
- *
- * From 'include/linux/vmalloc.h':
- *
- * extern void *__vmalloc_node_range(unsigned long size, unsigned long align,
- * unsigned long start, unsigned long end, gfp_t gfp_mask,
- * pgprot_t prot, unsigned long vm_flags, int node,
- * void *caller);
- */
-static inline
-void *__canary____lttng_vmalloc_node_range(unsigned long size, unsigned long align,
- unsigned long start, unsigned long end, gfp_t gfp_mask,
- pgprot_t prot, int node, void *caller)
-{
- return __vmalloc_node_range(size, align, start, end, gfp_mask, prot,
- node, caller);
-}
-
-#endif
-
/**
* lttng_kvmalloc_node - attempt to allocate physically contiguous memory, but upon
* failure, fall back to non-contiguous (vmalloc) allocation.
kfree(addr);
}
}
-#endif
+#endif /* >= LTTNG_KERNEL_VERSION(4,12,0) */
#endif /* _LTTNG_WRAPPER_VMALLOC_H */