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pty: use new anonymous devfs operations

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Switch the old hacky way of registering a new pty master into using the
new anonymous api.
This commit is contained in:
Matheus
2026-10-05 14:36:17 -03:00
parent 1c65a2c891
commit 77520c00c5
1 changed files with 4 additions and 9 deletions
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kernel-src/io/pty.c
+4 -9
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@@ -261,25 +261,20 @@ static int open(int oldminor, vnode_t **vnode, int flags) {
pty->minor = newminor; pty->minor = newminor;
char tmpname[20]; int error = devfs_register_anonymous(&devops, V_TYPE_CHDEV, DEV_MAJOR_PTY, newminor,
snprintf(tmpname, 20, ".ptmx%d", newminor); 0, NULL, &pty->mastervnode);
// register a master device and immediatelly remove it from the filesystem and tables
// while holding the refcount
int error = devfs_register(&devops, tmpname, V_TYPE_CHDEV, DEV_MAJOR_PTY, newminor, 0, NULL);
if (error) { if (error) {
freeptyminor(newminor); freeptyminor(newminor);
freepty(pty); freepty(pty);
return error; return error;
} }
__assert(devfs_getbyname(tmpname, &pty->mastervnode) == 0); devfs_remove_anonymous(DEV_MAJOR_PTY, newminor);
devfs_remove(tmpname, DEV_MAJOR_PTY, newminor);
// we are now the only ones to hold the master vnode and its inaccessible from devfs // we are now the only ones to hold the master vnode and its inaccessible from devfs
// create a pairing slave device // create a pairing slave device
char tmpname[20];
snprintf(tmpname, 20, "pts/%d", newminor); snprintf(tmpname, 20, "pts/%d", newminor);
pty->tty = tty_create(tmpname, writetopty, ttyinactive, NULL, hup_check, pty); pty->tty = tty_create(tmpname, writetopty, ttyinactive, NULL, hup_check, pty);
if (pty->tty == NULL) { if (pty->tty == NULL) {