[PATCH v4 12/15] s390: pgtable: also move pagetable_dtor() of PxD to __tlb_remove_table()

Alexander Gordeev agordeev at linux.ibm.com
Mon Jan 6 04:44:14 PST 2025


On Mon, Jan 06, 2025 at 07:02:17PM +0800, Qi Zheng wrote:
> > On Mon, Dec 30, 2024 at 05:07:47PM +0800, Qi Zheng wrote:
> > > To unify the PxD and PTE TLB free path, also move the pagetable_dtor() of
> > > PMD|PUD|P4D to __tlb_remove_table().
> > 
> > The above and Subject are still incorrect: pagetable_dtor() is
> > called from pagetable_dtor_free(), not from __tlb_remove_table().
> 
> Hmm, __tlb_remove_table() calls pagetable_dtor_free(), so moving to
> pagetable_dtor_free() means moving to __tlb_remove_table(). Right?

Right. But you Subject and description claim "... also move the
pagetable_dtor()" not to pagetable_dtor_free() - which is another
function.

> And the main purpose of this patch is also to move pagetable_dtor()
> to __tlb_remove_table(). So I think this description makes sense?

The patch makes sense, but the description it is incorrect ;)

Thanks!



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