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Wed, 12 Jul 2023 14:44:00 -0400 (EDT) Date: Wed, 12 Jul 2023 19:43:58 +0100 From: void To: freebsd-hackers@freebsd.org Subject: Re: dis/advantages of compiling in-kernel over kldload Message-ID: Mail-Followup-To: freebsd-hackers@freebsd.org References: List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: X-Spamd-Result: default: False [-0.72 / 15.00]; DWL_DNSWL_LOW(-1.00)[messagingengine.com:dkim]; NEURAL_SPAM_SHORT(0.99)[0.992]; NEURAL_HAM_MEDIUM(-0.94)[-0.938]; NEURAL_SPAM_LONG(0.83)[0.829]; DMARC_POLICY_ALLOW(-0.50)[f-m.fm,none]; MID_RHS_NOT_FQDN(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:66.111.4.27:c]; R_DKIM_ALLOW(-0.20)[f-m.fm:s=fm2,messagingengine.com:s=fm2]; MIME_GOOD(-0.10)[text/plain]; RCVD_IN_DNSWL_LOW(-0.10)[66.111.4.27:from]; ASN(0.00)[asn:19151, ipnet:66.111.4.0/24, country:US]; PREVIOUSLY_DELIVERED(0.00)[freebsd-hackers@freebsd.org]; RCVD_COUNT_THREE(0.00)[4]; DKIM_TRACE(0.00)[f-m.fm:+,messagingengine.com:+]; RCPT_COUNT_ONE(0.00)[1]; FREEMAIL_FROM(0.00)[f-m.fm]; TO_DN_NONE(0.00)[]; FREEMAIL_ENVFROM(0.00)[f-m.fm]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; FROM_HAS_DN(0.00)[]; MLMMJ_DEST(0.00)[freebsd-hackers@freebsd.org]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[] X-Rspamd-Queue-Id: 4R1RTs1Xblz3Dh7 X-Spamd-Bar: / X-ThisMailContainsUnwantedMimeParts: N On Wed, Jul 12, 2023 at 12:24:45PM -0600, Warner Losh wrote: >Depends. If you build everything, then you get "tied" modules that are only >for a specific kernel. If you run the released modules, then there can be a >small performance hit that don't matter too much unless you are out of >CPU.... the release modules withh work with a range of kernels. ok that's fine, thanks for the clarification. --