mirrors/Astral
1
0
Fork 0
mirror of https://github.com/Mathewnd/Astral.git synced 2026-10-27 12:48:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

devfs: create fix and change set/get attr behaviour

Browse Source
This commit is contained in:
Matheus
2023-05-01 22:04:50 -03:00
parent b4d0d45702
commit c943023ffa
1 changed files with 28 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel-src/fs/devfs.c
+28 -11
View File
@@ -86,20 +86,37 @@ int devfs_lookup(vnode_t *node, char *name, vnode_t **result, cred_t *cred) {
int devfs_getattr(vnode_t *node, vattr_t *attr, cred_t *cred) {
devnode_t *devnode = (devnode_t *)node;
__assert(devnode->physical);
VOP_LOCK(devnode->physical);
int err = VOP_SETATTR(devnode->physical, attr, cred);
VOP_UNLOCK(devnode->physical);
return err;
if (devnode->physical && devnode->physical != node) {
VOP_LOCK(devnode->physical);
int err = VOP_SETATTR(devnode->physical, attr, cred);
VOP_UNLOCK(devnode->physical);
return err;
}
*attr = devnode->attr;
attr->type = node->type;
return 0;
}
int devfs_setattr(vnode_t *node, vattr_t *attr, cred_t *cred) {
devnode_t *devnode = (devnode_t *)node;
__assert(devnode->physical);
VOP_LOCK(devnode->physical);
int err = VOP_GETATTR(devnode->physical, attr, cred);
VOP_UNLOCK(devnode->physical);
return err;
if (devnode->physical && devnode->physical != node) {
VOP_LOCK(devnode->physical);
int err = VOP_GETATTR(devnode->physical, attr, cred);
VOP_UNLOCK(devnode->physical);
return err;
}
devnode->attr.gid = attr->gid;
devnode->attr.uid = attr->uid;
devnode->attr.mode = attr->mode;
devnode->attr.atime = attr->atime;
devnode->attr.mtime = attr->mtime;
devnode->attr.ctime = attr->ctime;
return 0;
}
int devfs_poll(vnode_t *node, int events) {
@@ -240,7 +257,7 @@ int devfs_register(devops_t *devops, char *name, int type, int major, int minor,
vnode_t *newvnode = NULL;
error = vfs_create((vnode_t *)(&devfsroot), name, &attr, type, &newvnode);
error = vfs_create((vnode_t *)devfsroot, name, &attr, type, &newvnode);
if (error) {
spinlock_acquire(&tablelock);
__assert(hashtable_remove(&devtable, key, sizeof(key) == 0));