summaryrefslogtreecommitdiff
path: root/fs/read_write.c
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2017-07-06 19:58:37 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2017-09-01 00:32:38 +0300
commitddef7ed2b5cbafae692d1d580bb5a07808926a9c (patch)
treeb9cc72697712852cb7ef2c27bb1de6d126c2d61f /fs/read_write.c
parent4f59c718521a0f00b6589da6b8fcea2dc296026d (diff)
downloadlinux-ddef7ed2b5cbafae692d1d580bb5a07808926a9c.tar.xz
annotate RWF_... flags
[AV: added missing annotations in syscalls.h/compat.h] Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/read_write.c')
-rw-r--r--fs/read_write.c50
1 files changed, 25 insertions, 25 deletions
diff --git a/fs/read_write.c b/fs/read_write.c
index 0cc7033aa413..61b58c7b6531 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -33,7 +33,7 @@ const struct file_operations generic_ro_fops = {
EXPORT_SYMBOL(generic_ro_fops);
-static inline int unsigned_offsets(struct file *file)
+static inline bool unsigned_offsets(struct file *file)
{
return file->f_mode & FMODE_UNSIGNED_OFFSET;
}
@@ -633,7 +633,7 @@ unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to)
EXPORT_SYMBOL(iov_shorten);
static ssize_t do_iter_readv_writev(struct file *filp, struct iov_iter *iter,
- loff_t *ppos, int type, int flags)
+ loff_t *ppos, int type, rwf_t flags)
{
struct kiocb kiocb;
ssize_t ret;
@@ -655,7 +655,7 @@ static ssize_t do_iter_readv_writev(struct file *filp, struct iov_iter *iter,
/* Do it by hand, with file-ops */
static ssize_t do_loop_readv_writev(struct file *filp, struct iov_iter *iter,
- loff_t *ppos, int type, int flags)
+ loff_t *ppos, int type, rwf_t flags)
{
ssize_t ret = 0;
@@ -871,7 +871,7 @@ out:
#endif
static ssize_t do_iter_read(struct file *file, struct iov_iter *iter,
- loff_t *pos, int flags)
+ loff_t *pos, rwf_t flags)
{
size_t tot_len;
ssize_t ret = 0;
@@ -899,7 +899,7 @@ out:
}
ssize_t vfs_iter_read(struct file *file, struct iov_iter *iter, loff_t *ppos,
- int flags)
+ rwf_t flags)
{
if (!file->f_op->read_iter)
return -EINVAL;
@@ -908,7 +908,7 @@ ssize_t vfs_iter_read(struct file *file, struct iov_iter *iter, loff_t *ppos,
EXPORT_SYMBOL(vfs_iter_read);
static ssize_t do_iter_write(struct file *file, struct iov_iter *iter,
- loff_t *pos, int flags)
+ loff_t *pos, rwf_t flags)
{
size_t tot_len;
ssize_t ret = 0;
@@ -935,7 +935,7 @@ static ssize_t do_iter_write(struct file *file, struct iov_iter *iter,
}
ssize_t vfs_iter_write(struct file *file, struct iov_iter *iter, loff_t *ppos,
- int flags)
+ rwf_t flags)
{
if (!file->f_op->write_iter)
return -EINVAL;
@@ -944,7 +944,7 @@ ssize_t vfs_iter_write(struct file *file, struct iov_iter *iter, loff_t *ppos,
EXPORT_SYMBOL(vfs_iter_write);
ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,
- unsigned long vlen, loff_t *pos, int flags)
+ unsigned long vlen, loff_t *pos, rwf_t flags)
{
struct iovec iovstack[UIO_FASTIOV];
struct iovec *iov = iovstack;
@@ -962,7 +962,7 @@ ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,
EXPORT_SYMBOL(vfs_readv);
ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,
- unsigned long vlen, loff_t *pos, int flags)
+ unsigned long vlen, loff_t *pos, rwf_t flags)
{
struct iovec iovstack[UIO_FASTIOV];
struct iovec *iov = iovstack;
@@ -981,7 +981,7 @@ ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,
EXPORT_SYMBOL(vfs_writev);
static ssize_t do_readv(unsigned long fd, const struct iovec __user *vec,
- unsigned long vlen, int flags)
+ unsigned long vlen, rwf_t flags)
{
struct fd f = fdget_pos(fd);
ssize_t ret = -EBADF;
@@ -1001,7 +1001,7 @@ static ssize_t do_readv(unsigned long fd, const struct iovec __user *vec,
}
static ssize_t do_writev(unsigned long fd, const struct iovec __user *vec,
- unsigned long vlen, int flags)
+ unsigned long vlen, rwf_t flags)
{
struct fd f = fdget_pos(fd);
ssize_t ret = -EBADF;
@@ -1027,7 +1027,7 @@ static inline loff_t pos_from_hilo(unsigned long high, unsigned long low)
}
static ssize_t do_preadv(unsigned long fd, const struct iovec __user *vec,
- unsigned long vlen, loff_t pos, int flags)
+ unsigned long vlen, loff_t pos, rwf_t flags)
{
struct fd f;
ssize_t ret = -EBADF;
@@ -1050,7 +1050,7 @@ static ssize_t do_preadv(unsigned long fd, const struct iovec __user *vec,
}
static ssize_t do_pwritev(unsigned long fd, const struct iovec __user *vec,
- unsigned long vlen, loff_t pos, int flags)
+ unsigned long vlen, loff_t pos, rwf_t flags)
{
struct fd f;
ssize_t ret = -EBADF;
@@ -1094,7 +1094,7 @@ SYSCALL_DEFINE5(preadv, unsigned long, fd, const struct iovec __user *, vec,
SYSCALL_DEFINE6(preadv2, unsigned long, fd, const struct iovec __user *, vec,
unsigned long, vlen, unsigned long, pos_l, unsigned long, pos_h,
- int, flags)
+ rwf_t, flags)
{
loff_t pos = pos_from_hilo(pos_h, pos_l);
@@ -1114,7 +1114,7 @@ SYSCALL_DEFINE5(pwritev, unsigned long, fd, const struct iovec __user *, vec,
SYSCALL_DEFINE6(pwritev2, unsigned long, fd, const struct iovec __user *, vec,
unsigned long, vlen, unsigned long, pos_l, unsigned long, pos_h,
- int, flags)
+ rwf_t, flags)
{
loff_t pos = pos_from_hilo(pos_h, pos_l);
@@ -1127,7 +1127,7 @@ SYSCALL_DEFINE6(pwritev2, unsigned long, fd, const struct iovec __user *, vec,
#ifdef CONFIG_COMPAT
static size_t compat_readv(struct file *file,
const struct compat_iovec __user *vec,
- unsigned long vlen, loff_t *pos, int flags)
+ unsigned long vlen, loff_t *pos, rwf_t flags)
{
struct iovec iovstack[UIO_FASTIOV];
struct iovec *iov = iovstack;
@@ -1147,7 +1147,7 @@ static size_t compat_readv(struct file *file,
static size_t do_compat_readv(compat_ulong_t fd,
const struct compat_iovec __user *vec,
- compat_ulong_t vlen, int flags)
+ compat_ulong_t vlen, rwf_t flags)
{
struct fd f = fdget_pos(fd);
ssize_t ret;
@@ -1173,7 +1173,7 @@ COMPAT_SYSCALL_DEFINE3(readv, compat_ulong_t, fd,
static long do_compat_preadv64(unsigned long fd,
const struct compat_iovec __user *vec,
- unsigned long vlen, loff_t pos, int flags)
+ unsigned long vlen, loff_t pos, rwf_t flags)
{
struct fd f;
ssize_t ret;
@@ -1211,7 +1211,7 @@ COMPAT_SYSCALL_DEFINE5(preadv, compat_ulong_t, fd,
#ifdef __ARCH_WANT_COMPAT_SYS_PREADV64V2
COMPAT_SYSCALL_DEFINE5(preadv64v2, unsigned long, fd,
const struct compat_iovec __user *,vec,
- unsigned long, vlen, loff_t, pos, int, flags)
+ unsigned long, vlen, loff_t, pos, rwf_t, flags)
{
return do_compat_preadv64(fd, vec, vlen, pos, flags);
}
@@ -1220,7 +1220,7 @@ COMPAT_SYSCALL_DEFINE5(preadv64v2, unsigned long, fd,
COMPAT_SYSCALL_DEFINE6(preadv2, compat_ulong_t, fd,
const struct compat_iovec __user *,vec,
compat_ulong_t, vlen, u32, pos_low, u32, pos_high,
- int, flags)
+ rwf_t, flags)
{
loff_t pos = ((loff_t)pos_high << 32) | pos_low;
@@ -1232,7 +1232,7 @@ COMPAT_SYSCALL_DEFINE6(preadv2, compat_ulong_t, fd,
static size_t compat_writev(struct file *file,
const struct compat_iovec __user *vec,
- unsigned long vlen, loff_t *pos, int flags)
+ unsigned long vlen, loff_t *pos, rwf_t flags)
{
struct iovec iovstack[UIO_FASTIOV];
struct iovec *iov = iovstack;
@@ -1254,7 +1254,7 @@ static size_t compat_writev(struct file *file,
static size_t do_compat_writev(compat_ulong_t fd,
const struct compat_iovec __user* vec,
- compat_ulong_t vlen, int flags)
+ compat_ulong_t vlen, rwf_t flags)
{
struct fd f = fdget_pos(fd);
ssize_t ret;
@@ -1279,7 +1279,7 @@ COMPAT_SYSCALL_DEFINE3(writev, compat_ulong_t, fd,
static long do_compat_pwritev64(unsigned long fd,
const struct compat_iovec __user *vec,
- unsigned long vlen, loff_t pos, int flags)
+ unsigned long vlen, loff_t pos, rwf_t flags)
{
struct fd f;
ssize_t ret;
@@ -1317,7 +1317,7 @@ COMPAT_SYSCALL_DEFINE5(pwritev, compat_ulong_t, fd,
#ifdef __ARCH_WANT_COMPAT_SYS_PWRITEV64V2
COMPAT_SYSCALL_DEFINE5(pwritev64v2, unsigned long, fd,
const struct compat_iovec __user *,vec,
- unsigned long, vlen, loff_t, pos, int, flags)
+ unsigned long, vlen, loff_t, pos, rwf_t, flags)
{
return do_compat_pwritev64(fd, vec, vlen, pos, flags);
}
@@ -1325,7 +1325,7 @@ COMPAT_SYSCALL_DEFINE5(pwritev64v2, unsigned long, fd,
COMPAT_SYSCALL_DEFINE6(pwritev2, compat_ulong_t, fd,
const struct compat_iovec __user *,vec,
- compat_ulong_t, vlen, u32, pos_low, u32, pos_high, int, flags)
+ compat_ulong_t, vlen, u32, pos_low, u32, pos_high, rwf_t, flags)
{
loff_t pos = ((loff_t)pos_high << 32) | pos_low;