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authorDave Airlie <airlied@redhat.com>2026-08-20 10:58:44 +1000
committerDave Airlie <airlied@redhat.com>2026-08-20 10:58:44 +1000
commitc44e278ce02efd0c4be79a8eda1ea6885c1ce5ec (patch)
treeb6b7324a56fb1869a094da177d6a41f4d2efe8e0 /include/linux/slab.h
parent65b92bc671db7c222f8de1146c88e40fe8764d95 (diff)
parent8d3ae59288f1e7d58d76558a6ee96d533bc5019f (diff)
downloadlinux-next-c44e278ce02efd0c4be79a8eda1ea6885c1ce5ec.tar.gz
linux-next-c44e278ce02efd0c4be79a8eda1ea6885c1ce5ec.zip
BackMerge tag 'v7.2' into drm-next
Linux 7.2 There was a lot of conflicts this round between fixes and next, and I'd like to get the merge resolutions that we have in drm-tip. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/linux/slab.h')
-rw-r--r--include/linux/slab.h25
1 files changed, 22 insertions, 3 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 51f03f18c9a7..32c9f8ed7ae2 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -58,10 +58,13 @@ enum _slab_flag_bits {
#endif
_SLAB_OBJECT_POISON,
_SLAB_CMPXCHG_DOUBLE,
+#ifdef CONFIG_SLAB_OBJ_EXT
_SLAB_NO_OBJ_EXT,
-#if defined(CONFIG_SLAB_OBJ_EXT) && defined(CONFIG_64BIT)
+#ifdef CONFIG_64BIT
_SLAB_OBJ_EXT_IN_OBJ,
#endif
+#endif
+ _SLAB_NO_SHEAVES,
_SLAB_FLAGS_LAST_BIT
};
@@ -239,8 +242,14 @@ enum _slab_flag_bits {
#endif
#define SLAB_TEMPORARY SLAB_RECLAIM_ACCOUNT /* Objects are short-lived */
-/* Slab created using create_boot_cache */
+/* Slab caches without obj_exts array */
+#ifdef CONFIG_SLAB_OBJ_EXT
#define SLAB_NO_OBJ_EXT __SLAB_FLAG_BIT(_SLAB_NO_OBJ_EXT)
+#else
+#define SLAB_NO_OBJ_EXT __SLAB_FLAG_UNUSED
+#endif
+
+#define SLAB_NO_SHEAVES __SLAB_FLAG_BIT(_SLAB_NO_SHEAVES)
#if defined(CONFIG_SLAB_OBJ_EXT) && defined(CONFIG_64BIT)
#define SLAB_OBJ_EXT_IN_OBJ __SLAB_FLAG_BIT(_SLAB_OBJ_EXT_IN_OBJ)
@@ -505,8 +514,12 @@ typedef struct { unsigned long v; } kmalloc_token_t;
extern unsigned long random_kmalloc_seed;
#define __kmalloc_token(...) ((kmalloc_token_t){ .v = _CODE_LOCATION_ })
#elif defined(CONFIG_KMALLOC_PARTITION_TYPED)
+#ifdef __CHECKER__
+#define __kmalloc_token(...) ((kmalloc_token_t){ .v = 0 })
+#else /* !__CHECKER__ */
#define __kmalloc_token(...) ((kmalloc_token_t){ .v = __builtin_infer_alloc_token(__VA_ARGS__) })
-#endif
+#endif /* __CHECKER__ */
+#endif /* CONFIG_KMALLOC_PARTITION_TYPED */
#define DECL_TOKEN_PARAM(_token) , kmalloc_token_t (_token)
#define _PASS_TOKEN_PARAM(_token) , (_token)
#define PASS_TOKEN_PARAM(_token) (_token)
@@ -700,6 +713,9 @@ enum kmalloc_cache_type {
#ifndef CONFIG_MEMCG
KMALLOC_CGROUP = KMALLOC_NORMAL,
#endif
+#ifndef CONFIG_SLAB_OBJ_EXT
+ KMALLOC_NO_OBJ_EXT = KMALLOC_NORMAL,
+#endif
KMALLOC_PARTITION_START = KMALLOC_NORMAL,
KMALLOC_PARTITION_END = KMALLOC_PARTITION_START + KMALLOC_PARTITION_CACHES_NR,
#ifdef CONFIG_SLUB_TINY
@@ -713,6 +729,9 @@ enum kmalloc_cache_type {
#ifdef CONFIG_MEMCG
KMALLOC_CGROUP,
#endif
+#ifdef CONFIG_SLAB_OBJ_EXT
+ KMALLOC_NO_OBJ_EXT,
+#endif
NR_KMALLOC_TYPES
};