svn commit: r268001 - in head/sys: kern sys
Mateusz Guzik
mjg at FreeBSD.org
Sat Jun 28 05:41:55 UTC 2014
Author: mjg
Date: Sat Jun 28 05:41:53 2014
New Revision: 268001
URL: http://svnweb.freebsd.org/changeset/base/268001
Log:
Make fdunshare accept only td parameter.
Proc had to match the thread anyway and 2 parameters were inconsistent
with the rest.
MFC after: 1 week
Modified:
head/sys/kern/kern_descrip.c
head/sys/kern/kern_exec.c
head/sys/kern/kern_fork.c
head/sys/sys/filedesc.h
Modified: head/sys/kern/kern_descrip.c
==============================================================================
--- head/sys/kern/kern_descrip.c Sat Jun 28 05:18:03 2014 (r268000)
+++ head/sys/kern/kern_descrip.c Sat Jun 28 05:41:53 2014 (r268001)
@@ -1850,9 +1850,10 @@ fdshare(struct filedesc *fdp)
* Unshare a filedesc structure, if necessary by making a copy
*/
void
-fdunshare(struct proc *p, struct thread *td)
+fdunshare(struct thread *td)
{
struct filedesc *tmp;
+ struct proc *p = td->td_proc;
if (p->p_fd->fd_refcnt == 1)
return;
Modified: head/sys/kern/kern_exec.c
==============================================================================
--- head/sys/kern/kern_exec.c Sat Jun 28 05:18:03 2014 (r268000)
+++ head/sys/kern/kern_exec.c Sat Jun 28 05:41:53 2014 (r268001)
@@ -594,7 +594,7 @@ interpret:
* For security and other reasons, the file descriptor table cannot
* be shared after an exec.
*/
- fdunshare(p, td);
+ fdunshare(td);
/*
* Malloc things before we need locks.
Modified: head/sys/kern/kern_fork.c
==============================================================================
--- head/sys/kern/kern_fork.c Sat Jun 28 05:18:03 2014 (r268000)
+++ head/sys/kern/kern_fork.c Sat Jun 28 05:41:53 2014 (r268001)
@@ -341,8 +341,8 @@ fork_norfproc(struct thread *td, int fla
/*
* Unshare file descriptors (from parent).
*/
- if (flags & RFFDG)
- fdunshare(p1, td);
+ if (flags & RFFDG)
+ fdunshare(td);
fail:
if (((p1->p_flag & (P_HADTHREADS|P_SYSTEM)) == P_HADTHREADS) &&
Modified: head/sys/sys/filedesc.h
==============================================================================
--- head/sys/sys/filedesc.h Sat Jun 28 05:18:03 2014 (r268000)
+++ head/sys/sys/filedesc.h Sat Jun 28 05:41:53 2014 (r268001)
@@ -152,7 +152,7 @@ int fdcheckstd(struct thread *td);
void fdclose(struct filedesc *fdp, struct file *fp, int idx, struct thread *td);
void fdcloseexec(struct thread *td);
struct filedesc *fdcopy(struct filedesc *fdp);
-void fdunshare(struct proc *p, struct thread *td);
+void fdunshare(struct thread *td);
void fdescfree(struct thread *td);
struct filedesc *fdinit(struct filedesc *fdp);
struct filedesc *fdshare(struct filedesc *fdp);
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