Commit a1d82aff authored by Tejun Heo's avatar Tejun Heo

kernfs: make kernfs_open_file->mmapped a bitfield

More kernfs_open_file->mutex synchronized flags are planned to be
added.  Convert ->mmapped to a bitfield in preparation.

While at it, make kernfs_fop_mmap() use "true" instead of "1" on
->mmapped.
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: default avatarAcked-by: Zefan Li <lizefan@huawei.com>
parent 7ce7d89f
...@@ -516,7 +516,7 @@ static int kernfs_fop_mmap(struct file *file, struct vm_area_struct *vma) ...@@ -516,7 +516,7 @@ static int kernfs_fop_mmap(struct file *file, struct vm_area_struct *vma)
goto out_put; goto out_put;
rc = 0; rc = 0;
of->mmapped = 1; of->mmapped = true;
of->vm_ops = vma->vm_ops; of->vm_ops = vma->vm_ops;
vma->vm_ops = &kernfs_vm_ops; vma->vm_ops = &kernfs_vm_ops;
out_put: out_put:
......
...@@ -185,7 +185,7 @@ struct kernfs_open_file { ...@@ -185,7 +185,7 @@ struct kernfs_open_file {
char *prealloc_buf; char *prealloc_buf;
size_t atomic_write_len; size_t atomic_write_len;
bool mmapped; bool mmapped:1;
const struct vm_operations_struct *vm_ops; const struct vm_operations_struct *vm_ops;
}; };
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment