From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: + mm-print-head-flags-in-dump_page.patch added to -mm tree Date: Thu, 09 Jul 2020 16:09:25 -0700 Message-ID: <20200709230925.5wF36K9bD%akpm@linux-foundation.org> References: <20200703151445.b6a0cfee402c7c5c4651f1b1@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:40376 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726222AbgGIXJ0 (ORCPT ); Thu, 9 Jul 2020 19:09:26 -0400 In-Reply-To: <20200703151445.b6a0cfee402c7c5c4651f1b1@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: jhubbard@nvidia.com, kirill@shutemov.name, mm-commits@vger.kernel.org, rppt@linux.ibm.com, vbabka@suse.cz, william.kucharski@oracle.com, willy@infradead.org The patch titled Subject: mm/debug: print head flags in dump_page has been added to the -mm tree. Its filename is mm-print-head-flags-in-dump_page.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/mm-print-head-flags-in-dump_page.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/mm-print-head-flags-in-dump_page.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: mm/debug: print head flags in dump_page Tail page flags contain very little useful information. Print the head page's flags instead. While the flags will contain "head" for tail pages, this should not be too confusing as the previous line starts with the word "head:" and so the flags should be interpreted as belonging to the head page. Link: http://lkml.kernel.org/r/20200709202117.7216-4-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Acked-by: Mike Rapoport Cc: John Hubbard Cc: "Kirill A. Shutemov" Cc: Vlastimil Babka Cc: William Kucharski Signed-off-by: Andrew Morton --- mm/debug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/debug.c~mm-print-head-flags-in-dump_page +++ a/mm/debug.c @@ -162,7 +162,7 @@ void __dump_page(struct page *page, cons out_mapping: BUILD_BUG_ON(ARRAY_SIZE(pageflag_names) != __NR_PAGEFLAGS + 1); - pr_warn("%sflags: %#lx(%pGp)%s\n", type, page->flags, &page->flags, + pr_warn("%sflags: %#lx(%pGp)%s\n", type, head->flags, &head->flags, page_cma ? " CMA" : ""); hex_only: _ Patches currently in -mm which might be from willy@infradead.org are mm-handle-page-mapping-better-in-dump_page.patch mm-dump-compound-page-information-on-a-second-line.patch mm-print-head-flags-in-dump_page.patch mm-switch-dump_page-to-get_kernel_nofault.patch mm-print-the-inode-number-in-dump_page.patch mm-print-hashed-address-of-struct-page.patch vmalloc-convert-to-xarray.patch mm-store-compound_nr-as-well-as-compound_order.patch mm-move-page-flags-include-to-top-of-file.patch mm-add-thp_order.patch mm-add-thp_size.patch mm-replace-hpage_nr_pages-with-thp_nr_pages.patch mm-add-thp_head.patch mm-introduce-offset_in_thp.patch