X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=libcfs%2Finclude%2Flibcfs%2Flinux%2Flinux-mem.h;h=8fb2184a3c9dc4b8b49435ee0d67f8ca2e425950;hp=d5cf0d32ffc8f749cc0847075c7bd824ab03d137;hb=3dcf18d3;hpb=6869932b552ac705f411de3362f01bd50c1f6f7d

diff --git a/libcfs/include/libcfs/linux/linux-mem.h b/libcfs/include/libcfs/linux/linux-mem.h
index d5cf0d3..8fb2184 100644
--- a/libcfs/include/libcfs/linux/linux-mem.h
+++ b/libcfs/include/libcfs/linux/linux-mem.h
@@ -47,7 +47,7 @@
 
 #ifndef __KERNEL__
 #error This include is only for kernel use.
-#endif 
+#endif
 
 #include <linux/mm.h>
 #include <linux/vmalloc.h>
@@ -110,6 +110,10 @@ extern void __cfs_free_pages(cfs_page_t *page, unsigned int order);
 #define __cfs_free_page(page)  __cfs_free_pages(page, 0)
 #define cfs_free_page(p)       __free_pages(p, 0)
 
+#define libcfs_memory_pressure_get() (current->flags & PF_MEMALLOC)
+#define libcfs_memory_pressure_set() do { current->flags |= PF_MEMALLOC; } while (0)
+#define libcfs_memory_pressure_clr() do { current->flags &= ~PF_MEMALLOC; } while (0)
+
 /*
  * In Linux there is no way to determine whether current execution context is
  * blockable.
@@ -129,6 +133,7 @@ extern cfs_mem_cache_t * cfs_mem_cache_create (const char *, size_t, size_t, uns
 extern int cfs_mem_cache_destroy ( cfs_mem_cache_t * );
 extern void *cfs_mem_cache_alloc ( cfs_mem_cache_t *, int);
 extern void cfs_mem_cache_free ( cfs_mem_cache_t *, void *);
+extern int cfs_mem_is_in_cache(const void *addr, const cfs_mem_cache_t *kmem);
 
 /*
  */