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b=TZgXA6u/Rbx6lf/95MWpUXpuI2+lS6JsMpaLTOjqAAppxZXy9cxUfM3m4nZHoXgci MmRiIXUjP3/joOORsIt3iCmgJpoeOScCPNDPpXaaHRg/YA8YY5T/ZNDKPqY/mniQ9Y rJ3xnZ+Xwa45BAPEaZopp8jUaKPZLi30umCLkATvD3qs4G6rp1axN2uhx12d0TamBP 7nLo0JLUYntAcFMSktSd9rhbyaJY1a18urvKHjqMJWPAqIr2fupe5TyEZDk3xovGul LKv3HhIajyijJO90T3efA6twfKyV0Si/65B5nkygmZsoVbdECwN5g5e+mmLQ4Lubiw 5vdyu0tuILU0g== Date: Mon, 6 Apr 2026 12:32:16 -0700 From: Nathan Chancellor To: Li Wang Cc: nsc@kernel.org, akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, Liam.Howlett@oracle.com, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, shuah@kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org Subject: Re: [PATCH v2 0/2] selftests/mm: clean up build output and verbosity Message-ID: <20260406193216.GA1319599@ax162> References: <20260331094402.144131-1-liwang@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260331094402.144131-1-liwang@redhat.com> X-Rspam-User: X-Rspamd-Queue-Id: 63054180004 X-Stat-Signature: 3f8gwuf41nkom3ifwr3mb1yi7fyncruh X-Rspamd-Server: rspam06 X-HE-Tag: 1775503943-921375 X-HE-Meta: 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 Pm5GeWnl 9i0NYJHZM8nDJc/eoXXBC1g8bAOZsdeLfFurDxtXQgWrm07n87/UOfuanGDjOyfVroan1DU4Geq5omcpSIbqQ3PGTsuQcIfXanqO+5G0TTjV6DamF9aJFj0Lz3KP0q6R++CroNOtXan4+5gtTZ3I+WKz287lx4x5niZUo22tHNkqZYv5OW4DM5f7QQYhuFRWm1C2a18XYR2/8kv+9F6vB3V+1JEsTAB55zF8pVHNe0b3MgODksOk2njVs1LI7o68g507MT+Gq15cTB8/vwT51XRU2Zg== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Mar 31, 2026 at 05:44:00PM +0800, Li Wang wrote: > Currently, the mm selftests build process can be quite noisy. > > First, it leaks raw compiler errors during the liburing feature probe if > the headers are missing, which is confusing since the build system already > handles this gracefully with a clear warning. > > Second, the specific 32-bit and 64-bit compilation targets ignore the > standard kbuild verbosity settings, always printing their full compiler > commands even during a default quiet build. > > Notes: > Andrew mentioned he hopes this patch merge into kbuild tree, so I resend > to linux-kbuild@vger.kernel.org. Kbuild does not maintain anything in tools/, so this should go through either the mm tree or the kselftests tree. > V2: > > - Drop 2/4, 3/4 from v1 to v2, since Andrew wasn't able to confirm the > patch works for the rarely happening issue now, so I decided to just > hand on the process of the parallel issue. > > - Refine the 4/4 patch only to hide compiler errors when missing liburing. > > Li Wang (2): > selftests/mm: respect build verbosity settings for 32/64-bit targets > selftests/mm: suppress compiler error in liburing check > > tools/testing/selftests/mm/Makefile | 9 ++++++--- > tools/testing/selftests/mm/check_config.sh | 2 +- > 2 files changed, 7 insertions(+), 4 deletions(-) > > -- > 2.53.0 >