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Thu, 11 Jun 2026 11:13:50 -0700 (PDT) Received: from plex ([71.181.43.54]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-517ef658c7asm23569101cf.26.2026.06.11.11.13.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jun 2026 11:13:50 -0700 (PDT) Date: Thu, 11 Jun 2026 18:13:49 +0000 From: Pasha Tatashin To: Tarun Sahu Cc: Pasha Tatashin , Mike Rapoport , Pratyush Yadav , linux-kernel@vger.kernel.org, vipinsh@google.com, kexec@lists.infradead.org Subject: Re: [PATCH v2] liveupdate: Document that retrieve failure is permanent Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260611_111352_101137_AAF64C9C X-CRM114-Status: GOOD ( 15.57 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On 06-11 09:30, Tarun Sahu wrote: Please include at least a sentence in the commit log. Otherwise, Reviewed-by: Pasha Tatashin > Signed-off-by: Tarun Sahu > --- > include/uapi/linux/liveupdate.h | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/include/uapi/linux/liveupdate.h b/include/uapi/linux/liveupdate.h > index 30bc66ee9436..d06aa24350b5 100644 > --- a/include/uapi/linux/liveupdate.h > +++ b/include/uapi/linux/liveupdate.h > @@ -168,7 +168,9 @@ struct liveupdate_session_preserve_fd { > * associated with the token and populates the @fd field with a new file > * descriptor referencing the restored resource in the current (new) kernel. > * This operation must be performed *before* signaling completion via > - * %LIVEUPDATE_IOCTL_FINISH. > + * %LIVEUPDATE_IOCTL_FINISH. If a retrieve of a token fails, subsequent > + * attempts to retrieve the token fail with the same error code. Failed > + * retrieves are not retried. > * > * Return: 0 on success, negative error code on failure (e.g., invalid token). > */ > > base-commit: 2d3090a8aeb596a26935db0955d46c9a5db5c6ce > -- > 2.54.0.1099.g489fc7bff1-goog >