Re: git: cff79fd02636 - main - linuxkpi: Fix spin_lock_init
- In reply to: Emmanuel Vadot : "git: cff79fd02636 - main - linuxkpi: Fix spin_lock_init"
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Date: Fri, 17 May 2024 21:41:39 UTC
On Fri, 17 May 2024, Emmanuel Vadot wrote: > The branch main has been updated by manu: > > URL: https://cgit.FreeBSD.org/src/commit/?id=cff79fd02636f34010d8b835cc9e55401fa76e74 > > commit cff79fd02636f34010d8b835cc9e55401fa76e74 > Author: Emmanuel Vadot <manu@FreeBSD.org> > AuthorDate: 2024-05-17 04:52:53 +0000 > Commit: Emmanuel Vadot <manu@FreeBSD.org> > CommitDate: 2024-05-17 05:58:59 +0000 > > linuxkpi: Fix spin_lock_init > > Some linux code re-init some spinlock so add MTX_NEW to mtx_init. Sorry, I should have realized during the review; we no longer run the memset(0) on them when (re-)initializing. > Reported by: David Wolfskill <david@catwhisker.org> > Fixes: ae38a1a1bfdf ("linuxkpi: spinlock: Simplify code") > --- > sys/compat/linuxkpi/common/include/linux/spinlock.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/sys/compat/linuxkpi/common/include/linux/spinlock.h b/sys/compat/linuxkpi/common/include/linux/spinlock.h > index 3f6eb4bb70f6..2992e41c9c02 100644 > --- a/sys/compat/linuxkpi/common/include/linux/spinlock.h > +++ b/sys/compat/linuxkpi/common/include/linux/spinlock.h > @@ -140,7 +140,7 @@ typedef struct mtx spinlock_t; > #define spin_lock_name(name) _spin_lock_name(name, __FILE__, __LINE__) > > #define spin_lock_init(lock) mtx_init(lock, spin_lock_name("lnxspin"), \ > - NULL, MTX_DEF | MTX_NOWITNESS) > + NULL, MTX_DEF | MTX_NOWITNESS | MTX_NEW) > > #define spin_lock_destroy(_l) mtx_destroy(_l) As mentioned elsewhere; it is funny this exists^^^ -- Bjoern A. Zeeb r15:7