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Fri, 20 Jun 2025 14:09:40 +0000 Message-ID: Date: Fri, 20 Jun 2025 16:09:34 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] net: qed: reduce stack usage for TLV processing To: Arnd Bergmann CC: Manish Chopra , Andrew Lunn , "David S. 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When sanitizers > are enabled, this can end up blowing the stack warning limit: > > drivers/net/ethernet/qlogic/qed/qed_mng_tlv.c:1244:5: error: stack frame size (1824) exceeds limit (1280) in 'qed_mfw_process_tlv_req' [-Werror,-Wframe-larger-than] > > Apparently the problem is the complexity of qed_mfw_update_tlvs() > after inlining, and marking the four main branches of that function > as noinline_for_stack makes this problem completely go away, the stack > usage goes down to 100 bytes. > > Signed-off-by: Arnd Bergmann Reviewed-by: Alexander Lobakin Thanks, Olek