summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/ia64/ia32/ia32_entry.S2
-rw-r--r--arch/ia64/ia32/sys_ia32.c31
-rw-r--r--arch/ppc64/kernel/misc.S2
-rw-r--r--arch/ppc64/kernel/sys_ppc32.c31
-rw-r--r--arch/sparc64/kernel/sys_sparc32.c24
-rw-r--r--arch/x86_64/ia32/ia32entry.S2
-rw-r--r--arch/x86_64/ia32/sys_ia32.c26
-rw-r--r--fs/compat.c10
-rw-r--r--fs/open.c19
-rw-r--r--include/linux/fs.h1
10 files changed, 26 insertions, 122 deletions
diff --git a/arch/ia64/ia32/ia32_entry.S b/arch/ia64/ia32/ia32_entry.S
index 829a6d80711c..0708edb06cc4 100644
--- a/arch/ia64/ia32/ia32_entry.S
+++ b/arch/ia64/ia32/ia32_entry.S
@@ -215,7 +215,7 @@ ia32_syscall_table:
data8 sys32_fork
data8 sys_read
data8 sys_write
- data8 sys32_open /* 5 */
+ data8 compat_sys_open /* 5 */
data8 sys_close
data8 sys32_waitpid
data8 sys_creat
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index c1e20d65dd6c..e29a8a55486a 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -2359,37 +2359,6 @@ sys32_brk (unsigned int brk)
return ret;
}
-/*
- * Exactly like fs/open.c:sys_open(), except that it doesn't set the O_LARGEFILE flag.
- */
-asmlinkage long
-sys32_open (const char __user * filename, int flags, int mode)
-{
- char * tmp;
- int fd, error;
-
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- fd = get_unused_fd();
- if (fd >= 0) {
- struct file *f = filp_open(tmp, flags, mode);
- error = PTR_ERR(f);
- if (IS_ERR(f))
- goto out_error;
- fd_install(fd, f);
- }
-out:
- putname(tmp);
- }
- return fd;
-
-out_error:
- put_unused_fd(fd);
- fd = error;
- goto out;
-}
-
/* Structure for ia32 emulation on ia64 */
struct epoll_event32
{
diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S
index 474df0a862bf..2164bd7b4ef6 100644
--- a/arch/ppc64/kernel/misc.S
+++ b/arch/ppc64/kernel/misc.S
@@ -957,7 +957,7 @@ _GLOBAL(sys_call_table32)
.llong .ppc_fork
.llong .sys_read
.llong .sys_write
- .llong .sys32_open /* 5 */
+ .llong .compat_sys_open /* 5 */
.llong .sys_close
.llong .sys32_waitpid
.llong .sys32_creat
diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c
index 206619080e66..214914a95a50 100644
--- a/arch/ppc64/kernel/sys_ppc32.c
+++ b/arch/ppc64/kernel/sys_ppc32.c
@@ -867,37 +867,6 @@ off_t ppc32_lseek(unsigned int fd, u32 offset, unsigned int origin)
return sys_lseek(fd, (int)offset, origin);
}
-/*
- * This is just a version for 32-bit applications which does
- * not force O_LARGEFILE on.
- */
-asmlinkage long sys32_open(const char __user * filename, int flags, int mode)
-{
- char * tmp;
- int fd, error;
-
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- fd = get_unused_fd();
- if (fd >= 0) {
- struct file * f = filp_open(tmp, flags, mode);
- error = PTR_ERR(f);
- if (IS_ERR(f))
- goto out_error;
- fd_install(fd, f);
- }
-out:
- putname(tmp);
- }
- return fd;
-
-out_error:
- put_unused_fd(fd);
- fd = error;
- goto out;
-}
-
/* Note: it is necessary to treat bufsiz as an unsigned int,
* with the corresponding cast to a signed int to insure that the
* proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode)
diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index 1d3aa588df8a..7f6239ed2521 100644
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -1002,29 +1002,7 @@ asmlinkage long sys32_adjtimex(struct timex32 __user *utp)
asmlinkage long sparc32_open(const char __user *filename,
int flags, int mode)
{
- char * tmp;
- int fd, error;
-
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- fd = get_unused_fd();
- if (fd >= 0) {
- struct file * f = filp_open(tmp, flags, mode);
- error = PTR_ERR(f);
- if (IS_ERR(f))
- goto out_error;
- fd_install(fd, f);
- }
-out:
- putname(tmp);
- }
- return fd;
-
-out_error:
- put_unused_fd(fd);
- fd = error;
- goto out;
+ return do_sys_open(filename, flags, mode);
}
extern unsigned long do_mremap(unsigned long addr,
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index c45d6a05b984..f174083d5567 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -307,7 +307,7 @@ ia32_sys_call_table:
.quad stub32_fork
.quad sys_read
.quad sys_write
- .quad sys32_open /* 5 */
+ .quad compat_sys_open /* 5 */
.quad sys_close
.quad sys32_waitpid
.quad sys_creat
diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c
index be996d1b691e..04d80406ce4f 100644
--- a/arch/x86_64/ia32/sys_ia32.c
+++ b/arch/x86_64/ia32/sys_ia32.c
@@ -969,32 +969,6 @@ long sys32_kill(int pid, int sig)
return sys_kill(pid, sig);
}
-asmlinkage long sys32_open(const char __user * filename, int flags, int mode)
-{
- char * tmp;
- int fd, error;
-
- /* don't force O_LARGEFILE */
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- fd = get_unused_fd();
- if (fd >= 0) {
- struct file *f = filp_open(tmp, flags, mode);
- error = PTR_ERR(f);
- if (IS_ERR(f)) {
- put_unused_fd(fd);
- fd = error;
- } else {
- fsnotify_open(f->f_dentry);
- fd_install(fd, f);
- }
- }
- putname(tmp);
- }
- return fd;
-}
-
extern asmlinkage long
sys_timer_create(clockid_t which_clock,
struct sigevent __user *timer_event_spec,
diff --git a/fs/compat.c b/fs/compat.c
index 2eb03c49b07c..8c665705c6a0 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1275,6 +1275,16 @@ out:
}
/*
+ * Exactly like fs/open.c:sys_open(), except that it doesn't set the
+ * O_LARGEFILE flag.
+ */
+asmlinkage long
+compat_sys_open(const char __user *filename, int flags, int mode)
+{
+ return do_sys_open(filename, flags, mode);
+}
+
+/*
* compat_count() counts the number of arguments/envelopes. It is basically
* a copy of count() from fs/exec.c, except that it works with 32 bit argv
* and envp pointers.
diff --git a/fs/open.c b/fs/open.c
index 32bf05e2996d..4ee2dcc31c28 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -933,16 +933,11 @@ void fastcall fd_install(unsigned int fd, struct file * file)
EXPORT_SYMBOL(fd_install);
-asmlinkage long sys_open(const char __user * filename, int flags, int mode)
+long do_sys_open(const char __user *filename, int flags, int mode)
{
- char * tmp;
- int fd;
+ char *tmp = getname(filename);
+ int fd = PTR_ERR(tmp);
- if (force_o_largefile())
- flags |= O_LARGEFILE;
-
- tmp = getname(filename);
- fd = PTR_ERR(tmp);
if (!IS_ERR(tmp)) {
fd = get_unused_fd();
if (fd >= 0) {
@@ -959,6 +954,14 @@ asmlinkage long sys_open(const char __user * filename, int flags, int mode)
}
return fd;
}
+
+asmlinkage long sys_open(const char __user *filename, int flags, int mode)
+{
+ if (force_o_largefile())
+ flags |= O_LARGEFILE;
+
+ return do_sys_open(filename, flags, mode);
+}
EXPORT_SYMBOL_GPL(sys_open);
#ifndef __alpha__
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 57e294bf83f4..7e1b589842af 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1280,6 +1280,7 @@ static inline int break_lease(struct inode *inode, unsigned int mode)
/* fs/open.c */
extern int do_truncate(struct dentry *, loff_t start);
+extern long do_sys_open(const char __user *filename, int flags, int mode);
extern struct file *filp_open(const char *, int, int);
extern struct file * dentry_open(struct dentry *, struct vfsmount *, int);
extern int filp_close(struct file *, fl_owner_t id);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 02:24:34 +0000