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Date: Wed, 22 Sep 2021 10:07:10 +0800 From: "Huang, Ying" <ying.huang@...el.com> To: John Hubbard <jhubbard@...dia.com> Cc: Weizhao Ouyang <o451686892@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, <linux-kernel@...r.kernel.org>, <linux-mm@...ck.org>, Anshuman Khandual <khandual@...ux.vnet.ibm.com>, Michal Hocko <mhocko@...e.com>, Pavel Tatashin <pasha.tatashin@...een.com>, Yang Shi <yang.shi@...ux.alibaba.com>, Zi Yan <ziy@...dia.com>, Dave Hansen <dave.hansen@...ux.intel.com>, Minchan Kim <minchan@...nel.org>, Mina Almasry <almasrymina@...gle.com>, "Matthew Wilcox (Oracle)" <willy@...radead.org>, Oscar Salvador <osalvador@...e.de>, Wei Xu <weixugc@...gle.com> Subject: Re: [PATCH v2 2/2] mm/debug: sync up latest migrate_reason to migrate_reason_names John Hubbard <jhubbard@...dia.com> writes: > On 9/21/21 07:06, Huang, Ying wrote: > ... >>>> Can we add BUILD_BUG_ON() somewhere to capture at least some >>>> synchronization issue? >>> >>> Hi Huang, we discussed this in the v1 thread with you and John, seems you >>> missed it. Now we just add a comment to do the synchronization, and we can >>> figure out a more general way to use strings which in trace_events straight. >> Got it! And I think we can add the BUILD_BUG_ON() now and delete it >> when we have a better solution to deal with that. But if you can work >> out a better solution quickly, that's fine to ignore this. >> > > I have a solution now, it's basically what I sent earlier. There appears to be > some confusion about it. I'll send it out as a patch that builds on top of > these two, hopefully in a few hours, if no problems pop up during testing. Sorry, I didn't read your latest email. The solution looks good! Thanks! Best Regards, Huang, Ying
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