use less confusing names for iov_iter direction initializers

[platform/kernel/linux-starfive.git] / fs / read_write.c

diff --git a/fs/read_write.c b/fs/read_write.c
index 24b9668..7a2ff61 100644 (file)
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -384,7 +384,7 @@ static ssize_t new_sync_read(struct file *filp, char __user *buf, size_t len, lo
 
        init_sync_kiocb(&kiocb, filp);
        kiocb.ki_pos = (ppos ? *ppos : 0);
-       iov_iter_ubuf(&iter, READ, buf, len);
+       iov_iter_ubuf(&iter, ITER_DEST, buf, len);
 
        ret = call_read_iter(filp, &kiocb, &iter);
        BUG_ON(ret == -EIOCBQUEUED);
@@ -424,7 +424,7 @@ ssize_t __kernel_read(struct file *file, void *buf, size_t count, loff_t *pos)
 
        init_sync_kiocb(&kiocb, file);
        kiocb.ki_pos = pos ? *pos : 0;
-       iov_iter_kvec(&iter, READ, &iov, 1, iov.iov_len);
+       iov_iter_kvec(&iter, ITER_DEST, &iov, 1, iov.iov_len);
        ret = file->f_op->read_iter(&kiocb, &iter);
        if (ret > 0) {
                if (pos)
@@ -486,7 +486,7 @@ static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t
 
        init_sync_kiocb(&kiocb, filp);
        kiocb.ki_pos = (ppos ? *ppos : 0);
-       iov_iter_ubuf(&iter, WRITE, (void __user *)buf, len);
+       iov_iter_ubuf(&iter, ITER_SOURCE, (void __user *)buf, len);
 
        ret = call_write_iter(filp, &kiocb, &iter);
        BUG_ON(ret == -EIOCBQUEUED);
@@ -533,7 +533,7 @@ ssize_t __kernel_write(struct file *file, const void *buf, size_t count, loff_t
                .iov_len        = min_t(size_t, count, MAX_RW_COUNT),
        };
        struct iov_iter iter;
-       iov_iter_kvec(&iter, WRITE, &iov, 1, iov.iov_len);
+       iov_iter_kvec(&iter, ITER_SOURCE, &iov, 1, iov.iov_len);
        return __kernel_write_iter(file, &iter, pos);
 }
 /*
@@ -911,7 +911,7 @@ static ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,
        struct iov_iter iter;
        ssize_t ret;
 
-       ret = import_iovec(READ, vec, vlen, ARRAY_SIZE(iovstack), &iov, &iter);
+       ret = import_iovec(ITER_DEST, vec, vlen, ARRAY_SIZE(iovstack), &iov, &iter);
        if (ret >= 0) {
                ret = do_iter_read(file, &iter, pos, flags);
                kfree(iov);
@@ -928,7 +928,7 @@ static ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,
        struct iov_iter iter;
        ssize_t ret;
 
-       ret = import_iovec(WRITE, vec, vlen, ARRAY_SIZE(iovstack), &iov, &iter);
+       ret = import_iovec(ITER_SOURCE, vec, vlen, ARRAY_SIZE(iovstack), &iov, &iter);
        if (ret >= 0) {
                file_start_write(file);
                ret = do_iter_write(file, &iter, pos, flags);