Re: Add CHECK_FOR_INTERRUPTS in pg_buffercache_pages while scanning the buffers

On Fri, Aug 15, 2025 at 2:33 AM SATYANARAYANA NARLAPURAM
<satyanarlapuram@gmail.com> wrote:
>
> Hi Masahiko,
>
> On Thu, Aug 14, 2025 at 4:57 PM Masahiko Sawada <sawada.mshk@gmail.com> wrote:
>>
>> On Fri, Aug 8, 2025 at 2:59 PM Masahiko Sawada <sawada.mshk@gmail.com> wrote:
>> >
>> > On Thu, Jul 31, 2025 at 4:31 PM SATYANARAYANA NARLAPURAM
>> > <satyanarlapuram@gmail.com> wrote:
>> > >
>> > > Please find attached patch that adds CHECK_FOR_INTERRUPTS while scanning the buffers in pg_buffercache_pages. I checked other functions in the module and this check already exists in pg_buffercache_numa_pages.
>> >
>> > Thank you for the patch!
>> >
>> > I think the patch is reasonable and it looks good to me. I'll push it
>> > to master early next week, barring objections.
>>
>> After reviewing this patch more, I'm leaning toward to backpatch this
>> change. The patch adds CHECK_FOR_INTERRUPTS() to
>> pg_buffercache_pages(), pg_buffercache_summary(), and
>> pg_buffercache_usage_counts(), and the latter two functions were
>> introduced in v16. Therefore, for v15 or older we can add CFI to only
>> pg_buffercache_pages() and apply this patch to v16 or newer. Thoughts?
>
>
> Thanks for reviewing the patch. Sounds good to me.

Could you provide patches also for back branches? or shall I?