Date: Wed, 10 Aug 2022 00:44:14 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: fedb2ee64c0d - stable/13 - thread_create(): call cpu_copy_thread() after td_pflags is zeroed Message-ID: <202208100044.27A0iEXe017431@gitrepo.freebsd.org>
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The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=fedb2ee64c0d2d853131df994729d2e4f522c1b3 commit fedb2ee64c0d2d853131df994729d2e4f522c1b3 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2022-08-07 17:00:02 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2022-08-10 00:44:03 +0000 thread_create(): call cpu_copy_thread() after td_pflags is zeroed (cherry picked from commit 1b0a4974c5004216daf4a2ac4375074ce56bc55b) --- sys/compat/linux/linux_fork.c | 4 ++-- sys/kern/kern_thr.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/sys/compat/linux/linux_fork.c b/sys/compat/linux/linux_fork.c index bcd5ffe3c589..2839e865e95f 100644 --- a/sys/compat/linux/linux_fork.c +++ b/sys/compat/linux/linux_fork.c @@ -280,8 +280,6 @@ linux_clone_thread(struct thread *td, struct l_clone_args *args) if (error) goto fail; - cpu_copy_thread(newtd, td); - bzero(&newtd->td_startzero, __rangeof(struct thread, td_startzero, td_endzero)); bcopy(&td->td_startcopy, &newtd->td_startcopy, @@ -290,6 +288,8 @@ linux_clone_thread(struct thread *td, struct l_clone_args *args) newtd->td_proc = p; thread_cow_get(newtd, td); + cpu_copy_thread(newtd, td); + /* create the emuldata */ linux_proc_init(td, newtd, true); diff --git a/sys/kern/kern_thr.c b/sys/kern/kern_thr.c index 18722cc6a73d..5da2735facb4 100644 --- a/sys/kern/kern_thr.c +++ b/sys/kern/kern_thr.c @@ -231,8 +231,6 @@ thread_create(struct thread *td, struct rtprio *rtp, if (error) goto fail; - cpu_copy_thread(newtd, td); - bzero(&newtd->td_startzero, __rangeof(struct thread, td_startzero, td_endzero)); bcopy(&td->td_startcopy, &newtd->td_startcopy, @@ -241,6 +239,8 @@ thread_create(struct thread *td, struct rtprio *rtp, newtd->td_rb_list = newtd->td_rbp_list = newtd->td_rb_inact = 0; thread_cow_get(newtd, td); + cpu_copy_thread(newtd, td); + error = initialize_thread(newtd, thunk); if (error != 0) { thread_cow_free(newtd);
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