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| author | Mike Rapoport (Microsoft) <rppt@kernel.org> | 2026-05-23 20:54:17 +0300 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2026-05-27 16:12:23 +0300 |
| commit | eb28dd9d34a842ecc7847ab29c586ef9ba98e53d (patch) | |
| tree | 2178a68faf8f6b7d3a5870a670592ee012ad16af | |
| parent | 4948580c76d970bf364f4e225c24ea827f7b3138 (diff) | |
| download | linux-eb28dd9d34a842ecc7847ab29c586ef9ba98e53d.tar.xz | |
NFS: replace __get_free_page() with kmalloc() in nfs_show_devname()
nfs_show_devname() allocates a tmemporary buffer __get_free_page().
kmalloc() is a better API for such use and it also provides better
scalability and more debugging possibilities.
Replace use of __get_free_page() with kmalloc().
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Link: https://patch.msgid.link/20260523-b4-fs-v1-5-275e36a83f0e@kernel.org
Signed-off-by: Christian Brauner (Amutable) <brauner@kernel.org>
| -rw-r--r-- | fs/nfs/super.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 4cd420b14ce3..8f8a03a68d3d 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -623,7 +623,7 @@ static void show_implementation_id(struct seq_file *m, struct nfs_server *nfss) int nfs_show_devname(struct seq_file *m, struct dentry *root) { - char *page = (char *) __get_free_page(GFP_KERNEL); + char *page = kmalloc(PAGE_SIZE, GFP_KERNEL); char *devname, *dummy; int err = 0; if (!page) @@ -633,7 +633,7 @@ int nfs_show_devname(struct seq_file *m, struct dentry *root) err = PTR_ERR(devname); else seq_escape(m, devname, " \t\n\\"); - free_page((unsigned long)page); + kfree(page); return err; } EXPORT_SYMBOL_GPL(nfs_show_devname); |