Author: cem Date: Mon Nov 12 05:24:20 2018 New Revision: 340358 URL: https://svnweb.freebsd.org/changeset/base/340358
Log: netdump: Fix netdumping with INVARIANTS kernels Correct boneheaded assertion I added in r339501. Mea culpa. The intent is to notice when an M_WAITOK zone allocation would fail during netdump, not to prevent all use of mbufs during netdump. Reviewed by: markj X-MFC-With: r339501 Differential Revision: https://reviews.freebsd.org/D17957 Modified: head/sys/kern/kern_mbuf.c Modified: head/sys/kern/kern_mbuf.c ============================================================================== --- head/sys/kern/kern_mbuf.c Mon Nov 12 00:42:34 2018 (r340357) +++ head/sys/kern/kern_mbuf.c Mon Nov 12 05:24:20 2018 (r340358) @@ -410,8 +410,6 @@ nd_buf_import(void *arg, void **store, int count, int struct mbuf *m; int i; - KASSERT(!dumping, ("%s: ran out of pre-allocated mbufs", __func__)); - q = arg; for (i = 0; i < count; i++) { @@ -421,6 +419,8 @@ nd_buf_import(void *arg, void **store, int count, int trash_init(m, q == &nd_mbufq ? MSIZE : nd_clsize, flags); store[i] = m; } + KASSERT((flags & M_WAITOK) == 0 || i == count, + ("%s: ran out of pre-allocated mbufs", __func__)); return (i); } @@ -447,8 +447,6 @@ nd_pack_import(void *arg __unused, void **store, int c void *clust; int i; - KASSERT(!dumping, ("%s: ran out of pre-allocated mbufs", __func__)); - for (i = 0; i < count; i++) { m = m_get(MT_DATA, M_NOWAIT); if (m == NULL) @@ -461,6 +459,8 @@ nd_pack_import(void *arg __unused, void **store, int c mb_ctor_clust(clust, nd_clsize, m, 0); store[i] = m; } + KASSERT((flags & M_WAITOK) == 0 || i == count, + ("%s: ran out of pre-allocated mbufs", __func__)); return (i); } _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"