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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-18 16:53:38 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-18 16:53:38 +0200
commit5895db67c12464003afd16c08049b73aa09e58ea (patch)
treec3855a7ab889dffc2a02460f65abbbe6b800b6e6 /Documentation/process
parent1c5f3df9481bb6275aeb079a8312d037da69715b (diff)
parentf89c296854b755a66657065c35b05406fc18264d (diff)
Merge v6.18.39linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/process')
-rw-r--r--Documentation/process/deprecated.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/process/deprecated.rst b/Documentation/process/deprecated.rst
index 91c628fa2d59..fed56864d036 100644
--- a/Documentation/process/deprecated.rst
+++ b/Documentation/process/deprecated.rst
@@ -387,6 +387,7 @@ allocations. For example, these open coded assignments::
ptr = kzalloc(sizeof(*ptr), gfp);
ptr = kmalloc_array(count, sizeof(*ptr), gfp);
ptr = kcalloc(count, sizeof(*ptr), gfp);
+ ptr = kmalloc(struct_size(ptr, flex_member, count), gfp);
ptr = kmalloc(sizeof(struct foo, gfp);
become, respectively::
@@ -395,4 +396,10 @@ become, respectively::
ptr = kzalloc_obj(*ptr, gfp);
ptr = kmalloc_objs(*ptr, count, gfp);
ptr = kzalloc_objs(*ptr, count, gfp);
+ ptr = kmalloc_flex(*ptr, flex_member, count, gfp);
__auto_type ptr = kmalloc_obj(struct foo, gfp);
+
+If `ptr->flex_member` is annotated with __counted_by(), the allocation
+will automatically fail if `count` is larger than the maximum
+representable value that can be stored in the counter member associated
+with `flex_member`.