On 6/29/26 4:34 PM, Harry Yoo wrote: > > > On 6/24/26 10:41 PM, Pedro Falcato wrote: >> On Mon, Jun 15, 2026 at 08:05:56PM +0900, Harry Yoo (Oracle) wrote: >>> Since kmalloc_nolock() always fails in NMI and hardirq contexts on >>> PREEMPT_RT, slub_kunit cannot properly test _nolock() APIs. >>> >>> Register a kprobe pre-handler to invoke kmalloc_nolock() and >>> kfree_nolock() in the middle of the slab allocator. However, do not >>> register the handler on UP kernels [1]. >> >> Maybe explain in the commit message why that is? > > Because it's the case is broken on UP and we decided not bother to fix. > Thought the cover letter in Link: would give enough context.
But I will clarify this on the commit message, thanks! -- Cheers, Harry / Hyeonggon
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