Date: Fri, 3 May 2024 00:16:08 GMT From: John Baldwin <jhb@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 51346bd59458 - main - mbuf: Add EXT_CTL for mbufs backed by a CTL backend buffer Message-ID: <202405030016.4430G8og080095@gitrepo.freebsd.org>
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The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=51346bd594585614bc99f29a124a2473df3155bd commit 51346bd594585614bc99f29a124a2473df3155bd Author: John Baldwin <jhb@FreeBSD.org> AuthorDate: 2024-05-02 23:34:36 +0000 Commit: John Baldwin <jhb@FreeBSD.org> CommitDate: 2024-05-02 23:38:30 +0000 mbuf: Add EXT_CTL for mbufs backed by a CTL backend buffer This is somewhat similar to EXT_NET_DRV, but CTL isn't a network driver. Sponsored by: Chelsio Communications Differential Revision: https://reviews.freebsd.org/D44725 --- sys/kern/kern_mbuf.c | 1 + sys/sys/mbuf.h | 1 + 2 files changed, 2 insertions(+) diff --git a/sys/kern/kern_mbuf.c b/sys/kern/kern_mbuf.c index 0df807e47bd6..44b6584f7331 100644 --- a/sys/kern/kern_mbuf.c +++ b/sys/kern/kern_mbuf.c @@ -1212,6 +1212,7 @@ mb_free_ext(struct mbuf *m) break; case EXT_SFBUF: case EXT_NET_DRV: + case EXT_CTL: case EXT_MOD_TYPE: case EXT_DISPOSABLE: KASSERT(mref->m_ext.ext_free != NULL, diff --git a/sys/sys/mbuf.h b/sys/sys/mbuf.h index e13ba39c27aa..741ae1b7c387 100644 --- a/sys/sys/mbuf.h +++ b/sys/sys/mbuf.h @@ -593,6 +593,7 @@ m_epg_pagelen(const struct mbuf *m, int pidx, int pgoff) #define EXT_PACKET 6 /* mbuf+cluster from packet zone */ #define EXT_MBUF 7 /* external mbuf reference */ #define EXT_RXRING 8 /* data in NIC receive ring */ +#define EXT_CTL 9 /* buffer from a ctl(4) backend */ #define EXT_VENDOR1 224 /* for vendor-internal use */ #define EXT_VENDOR2 225 /* for vendor-internal use */
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