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ipmi: Skip channel scan if channels are already marked ready

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Channels remain static unless the BMC firmware changes.
Therefore, rescanning is unnecessary while they are marked
ready and no BMC update has occurred.

Signed-off-by: Jinhui Guo <guojinhui.liam@bytedance.com>
Message-ID: <20250930074239.2353-4-guojinhui.liam@bytedance.com>
Signed-off-by: Corey Minyard <corey@minyard.net>
This commit is contained in:
Jinhui Guo
2025-09-30 15:42:39 +08:00
committed by Corey Minyard
parent 6bd30d8fc5
commit 1c35d80275
1 changed files with 4 additions and 0 deletions
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4
drivers/char/ipmi/ipmi_msghandler.c
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@@ -3450,6 +3450,10 @@ static int __scan_channels(struct ipmi_smi *intf,
intf->channels_ready = false;
}
/* Skip channel scan if channels are already marked ready */
if (intf->channels_ready)
return 0;
if (ipmi_version_major(id) > 1
|| (ipmi_version_major(id) == 1
&& ipmi_version_minor(id) >= 5)) {