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b=c4Jl3OVO8i4mu1TXuQhW1sD/XctkNy7uFszi75HK+aJXhJHpL2KQZr2ANDSkMlQUy PCzDhkSfM1NGk3EsQko9irugSftavEIRviuFThXWk4I1M/Nlrte3sIQp1kDWLdf00K RhRD7/mBnqOs6tV+Qm8UIe8XwSTDlNcESitXWx1Ox0Fl1YfpMR+SirMEveVQZ9PQqA mzZNbQnlcuapCX79UiwV782t3rail8MeDGYsmZ3xY8DJGF3Y0Wd9VTMQJvWTAyy0eQ NJIT/Bz20eAlmVH2Jct+OLTb8Yy2bidlSXNn7smWCVn7FBc3bUKf8+xzw8cLH+Ld/s ZL7gaiciEr3Mw== Date: Sun, 18 Jan 2026 14:17:33 +0200 From: Mike Rapoport To: Pratyush Yadav Cc: Andrew Morton , Alexander Graf , Pasha Tatashin , kexec@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Samiullah Khawaja , David Matlack , Jason Miu Subject: Re: [PATCH] kho: print which scratch buffer failed to be reserved Message-ID: References: <20260116165416.1262531-1-pratyush@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260116165416.1262531-1-pratyush@kernel.org> X-Rspamd-Queue-Id: 3589FC0003 X-Stat-Signature: garo9nr56gs8nkbamyni4zw9zuqfge7p X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1768738662-128686 X-HE-Meta: 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 35/ABafo v7Zl7d6iJDcjZPP2LU1x7WT0G5INmSrWa4bIjpIEeqOhqDHYB2edmykoVijQjlvHD3avt6zT+zQX164zoGdR8fgds0o2B+3B0gNbQLz5jVoZzf9PkGV1oQP7KmR+Gv/5ZBJ/ISung0rR73MhKehP5ZL8bvEa2+mQl6T0jbnhH3MtyEcTwUaZbLn4TGEFfMw+euTzoRuG270MuWTVzMSixBf5r5hZz+Jvlef+5l/lUHC3+1K79lGuMHtYeMTyLZ2tj/zK2Xg/aKu+DNZPO9aRS5qAOlg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Jan 16, 2026 at 04:54:11PM +0000, Pratyush Yadav wrote: > From: "Pratyush Yadav (Google)" > > When scratch area fails to reserve, KHO prints a message indicating > that. But it doesn't say which scratch failed to allocate. This can be > useful information for debugging. Even more so when the failure is hard > to reproduce. > > Along with the current message, also print which exact scratch area > failed to be reserved. > > Signed-off-by: Pratyush Yadav (Google) Reviewed-by: Mike Rapoport (Microsoft) -- Sincerely yours, Mike.