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authorVlastimil Babka <vbabka@suse.cz>2022-09-29 12:28:26 +0300
committerVlastimil Babka <vbabka@suse.cz>2022-09-29 12:28:26 +0300
commitaf961f8059a42d1b9941dd8aa83420b25fd17e91 (patch)
treec672cc19e7d3f47b5eaedec57bea61f77ddbcf24 /include/linux/slab.h
parent0bdcef54a25b1990ab43cb58817731290b07dc50 (diff)
parent6edf2576a6cc46460c164831517a36064eb8109c (diff)
downloadlinux-af961f8059a42d1b9941dd8aa83420b25fd17e91.tar.xz
Merge branch 'slab/for-6.1/slub_debug_waste' into slab/for-next
A patch from Feng Tang that enhances the existing debugfs alloc_traces file for kmalloc caches with information about how much space is wasted by allocations that needs less space than the particular kmalloc cache provides.
Diffstat (limited to 'include/linux/slab.h')
-rw-r--r--include/linux/slab.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 9b592e611cb1..6dc495f76644 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -29,6 +29,8 @@
#define SLAB_RED_ZONE ((slab_flags_t __force)0x00000400U)
/* DEBUG: Poison objects */
#define SLAB_POISON ((slab_flags_t __force)0x00000800U)
+/* Indicate a kmalloc slab */
+#define SLAB_KMALLOC ((slab_flags_t __force)0x00001000U)
/* Align objs on cache lines */
#define SLAB_HWCACHE_ALIGN ((slab_flags_t __force)0x00002000U)
/* Use GFP_DMA memory */