On Thu, Jun 27, 2024 at 10:35:36PM -0700, Boqun Feng wrote: > On Thu, Jun 20, 2024 at 10:43:39PM +0200, Vlastimil Babka wrote: > > Rust people were asking about kmalloc alignment (but I forgot the details) > > It was me! The ask is whether we can specify the alignment for the > allocation API, for example, requesting a size=96 and align=32 memory, > or the allocation API could do a "best alignment", for example, > allocating a size=96 will give a align=32 memory. As far as I > understand, kmalloc() doesn't support this. I can drop the "align" argument. Do we want to hard-code a per-cache-size alignment for the caches in a kmem_buckets collection? -- Kees Cook