Date: Sat, 09 May 2026 20:44:21 +0000 From: Colin Percival <cperciva@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Cc: Konstantin Belousov <kib@FreeBSD.org> Subject: git: b333b8799af0 - releng/15.1 - uipc_shm.c: make large page allocation interruptible Message-ID: <69ff9ca5.23d0e.20d7599b@gitrepo.freebsd.org>
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The branch releng/15.1 has been updated by cperciva: URL: https://cgit.FreeBSD.org/src/commit/?id=b333b8799af00b2b95681219a6b222403c3bfdc9 commit b333b8799af00b2b95681219a6b222403c3bfdc9 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2026-04-28 02:34:49 +0000 Commit: Colin Percival <cperciva@FreeBSD.org> CommitDate: 2026-05-09 20:44:10 +0000 uipc_shm.c: make large page allocation interruptible Approved by: re (cperciva) (cherry picked from commit 839d3266d8c6f6471cb92a3c0ae32eb16d117427) (cherry picked from commit c335dafd77363b67493d37ab260bc82e70c8cfa7) --- sys/kern/uipc_shm.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/sys/kern/uipc_shm.c b/sys/kern/uipc_shm.c index 0ad5be2e8d71..197409d97f0c 100644 --- a/sys/kern/uipc_shm.c +++ b/sys/kern/uipc_shm.c @@ -829,12 +829,20 @@ shm_dotruncate_largepage(struct shmfd *shmfd, off_t length, void *rl_cookie) * object lock might allowed mapping of them. */ while (object->size < newobjsz) { + error = sig_intr(); + if (error != 0) + return (error); m = vm_page_alloc_contig(object, object->size, aflags, pagesizes[psind] / PAGE_SIZE, 0, ~0, pagesizes[psind], 0, VM_MEMATTR_DEFAULT); if (m == NULL) { VM_OBJECT_WUNLOCK(object); + error = sig_intr(); + if (error != 0) { + VM_OBJECT_WLOCK(object); + return (error); + } if (shmfd->shm_lp_alloc_policy == SHM_LARGEPAGE_ALLOC_NOWAIT || (shmfd->shm_lp_alloc_policy ==home | help
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