Maksytka/linux
1
1
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2025-12-01 07:26:02 +07:00
Code Issues Packages Projects Releases Wiki Activity

pid: port to ns_ref_*() helpers

Browse Source 
Stop accessing ns.count directly.

Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-09-18 12:11:50 +02:00
parent d4825c99d6
commit 07897b38ea
2 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/pid_namespace.h
View File

@@ -62,7 +62,7 @@ static inline struct pid_namespace *to_pid_ns(struct ns_common *ns)
static inline struct pid_namespace *get_pid_ns(struct pid_namespace *ns)
{
if (ns != &init_pid_ns)
refcount_inc(&ns->ns.count);
ns_ref_inc(ns);
return ns;
}

4
kernel/pid_namespace.c
View File

@@ -169,7 +169,7 @@ static void destroy_pid_namespace_work(struct work_struct *work)
parent = ns->parent;
destroy_pid_namespace(ns);
ns = parent;
} while (ns != &init_pid_ns && refcount_dec_and_test(&ns->ns.count));
} while (ns != &init_pid_ns && ns_ref_put(ns));
}
struct pid_namespace *copy_pid_ns(unsigned long flags,
@@ -184,7 +184,7 @@ struct pid_namespace *copy_pid_ns(unsigned long flags,
void put_pid_ns(struct pid_namespace *ns)
{
if (ns && ns != &init_pid_ns && refcount_dec_and_test(&ns->ns.count))
if (ns && ns != &init_pid_ns && ns_ref_put(ns))
schedule_work(&ns->work);
}
EXPORT_SYMBOL_GPL(put_pid_ns);