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authorUlrich Drepper <drepper@redhat.com>2008-07-23 21:29:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-24 10:47:27 -0700
commit7d9dbca34240ebb6ff88d8a29c6c7bffd098f0c1 (patch)
tree7e3226a4d885f5e4444fbe01a08c51b0b33b2cc7 /fs
parentc019bbc612f6633ede7ed67725cbf68de45ae8a4 (diff)
downloadlinux-7d9dbca34240ebb6ff88d8a29c6c7bffd098f0c1.tar.bz2
flag parameters: anon_inode_getfd extension
This patch just extends the anon_inode_getfd interface to take an additional parameter with a flag value. The flag value is passed on to get_unused_fd_flags in anticipation for a use with the O_CLOEXEC flag. No actual semantic changes here, the changed callers all pass 0 for now. [akpm@linux-foundation.org: KVM fix] Signed-off-by: Ulrich Drepper <drepper@redhat.com> Acked-by: Davide Libenzi <davidel@xmailserver.org> Cc: Michael Kerrisk <mtk.manpages@googlemail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/anon_inodes.c9
-rw-r--r--fs/eventfd.c2
-rw-r--r--fs/eventpoll.c2
-rw-r--r--fs/signalfd.c3
-rw-r--r--fs/timerfd.c2
5 files changed, 10 insertions, 8 deletions
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index 977ef208c051..1a4eee620b0d 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -58,8 +58,9 @@ static struct dentry_operations anon_inodefs_dentry_operations = {
* of the file
*
* @name: [in] name of the "class" of the new file
- * @fops [in] file operations for the new file
- * @priv [in] private data for the new file (will be file's private_data)
+ * @fops: [in] file operations for the new file
+ * @priv: [in] private data for the new file (will be file's private_data)
+ * @flags: [in] flags
*
* Creates a new file by hooking it on a single inode. This is useful for files
* that do not need to have a full-fledged inode in order to operate correctly.
@@ -68,7 +69,7 @@ static struct dentry_operations anon_inodefs_dentry_operations = {
* setup. Returns new descriptor or -error.
*/
int anon_inode_getfd(const char *name, const struct file_operations *fops,
- void *priv)
+ void *priv, int flags)
{
struct qstr this;
struct dentry *dentry;
@@ -78,7 +79,7 @@ int anon_inode_getfd(const char *name, const struct file_operations *fops,
if (IS_ERR(anon_inode_inode))
return -ENODEV;
- error = get_unused_fd();
+ error = get_unused_fd_flags(flags);
if (error < 0)
return error;
fd = error;
diff --git a/fs/eventfd.c b/fs/eventfd.c
index 343942deeec1..6094265ca409 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -214,7 +214,7 @@ asmlinkage long sys_eventfd(unsigned int count)
* When we call this, the initialization must be complete, since
* anon_inode_getfd() will install the fd.
*/
- fd = anon_inode_getfd("[eventfd]", &eventfd_fops, ctx);
+ fd = anon_inode_getfd("[eventfd]", &eventfd_fops, ctx, 0);
if (fd < 0)
kfree(ctx);
return fd;
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 990c01d2d66b..9392dd968125 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1068,7 +1068,7 @@ asmlinkage long sys_epoll_create(int size)
* Creates all the items needed to setup an eventpoll file. That is,
* a file structure and a free file descriptor.
*/
- fd = anon_inode_getfd("[eventpoll]", &eventpoll_fops, ep);
+ fd = anon_inode_getfd("[eventpoll]", &eventpoll_fops, ep, 0);
if (fd < 0)
ep_free(ep);
diff --git a/fs/signalfd.c b/fs/signalfd.c
index 619725644c75..ddb328b74bde 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -227,7 +227,8 @@ asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemas
* When we call this, the initialization must be complete, since
* anon_inode_getfd() will install the fd.
*/
- ufd = anon_inode_getfd("[signalfd]", &signalfd_fops, ctx);
+ ufd = anon_inode_getfd("[signalfd]", &signalfd_fops, ctx,
+ 0);
if (ufd < 0)
kfree(ctx);
} else {
diff --git a/fs/timerfd.c b/fs/timerfd.c
index d87d354ec424..77c2bc92cbee 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -198,7 +198,7 @@ asmlinkage long sys_timerfd_create(int clockid, int flags)
ctx->clockid = clockid;
hrtimer_init(&ctx->tmr, clockid, HRTIMER_MODE_ABS);
- ufd = anon_inode_getfd("[timerfd]", &timerfd_fops, ctx);
+ ufd = anon_inode_getfd("[timerfd]", &timerfd_fops, ctx, 0);
if (ufd < 0)
kfree(ctx);