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| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2021-03-28 07:36:48 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2021-03-29 08:55:14 +0000 |
| commit | 177772088060ab0f41bcdbdd81c4712e7f1c7621 (patch) | |
| tree | eab7ad88dd1da94024bc32b0cefbd52d2e6ed98b /sys/compat/linuxkpi/common/include/linux | |
| parent | 19318a62d7f8cfe2f0f5c24178fa33e8844ae5d1 (diff) | |
| download | src-177772088060ab0f41bcdbdd81c4712e7f1c7621.tar.gz src-177772088060ab0f41bcdbdd81c4712e7f1c7621.zip | |
Reduce chance of RCU deadlock in the LinuxKPI by implementing the section
feature of the concurrency kit, CK.
Differential Revision: https://reviews.freebsd.org/D29467
Reviewed by: kib@ and markj@
MFC after: 1 week
Sponsored by: Mellanox Technologies // NVIDIA Networking
Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/sched.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/sched.h b/sys/compat/linuxkpi/common/include/linux/sched.h index da38d89eb639..937e9f27870c 100644 --- a/sys/compat/linuxkpi/common/include/linux/sched.h +++ b/sys/compat/linuxkpi/common/include/linux/sched.h @@ -82,6 +82,7 @@ struct task_struct { int bsd_interrupt_value; struct work_struct *work; /* current work struct, if set */ struct task_struct *group_leader; + unsigned rcu_section[TS_RCU_TYPE_MAX]; }; #define current ({ \ |