AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

[POWERPC] lparcfg: Remove useless buffer allocation

Browse Source 
The 'data' member of proc_ppc64_lparcfg is unused, but the lparcfg
module's init routine allocates 4K for it.

Remove the code which allocates and frees this buffer.

Signed-off-by: Nathan Lynch <ntl@pobox.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Nathan Lynch 2007-12-05 03:03:49 +11:00 committed by Paul Mackerras
parent 24f1f17579
commit 0d9dc4b473
1 changed files with 1 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
arch/powerpc/kernel/lparcfg.c
View File

@ -41,7 +41,6 @@
/* #define LPARCFG_DEBUG */
static struct proc_dir_entry *proc_ppc64_lparcfg;
#define LPARCFG_BUFF_SIZE 4096
/*
* Track sum of all purrs across all processors. This is used to further
@ -595,13 +594,6 @@ int __init lparcfg_init(void)
ent = create_proc_entry("ppc64/lparcfg", mode, NULL);
if (ent) {
ent->proc_fops = &lparcfg_fops;
ent->data = kmalloc(LPARCFG_BUFF_SIZE, GFP_KERNEL);
if (!ent->data) {
printk(KERN_ERR
"Failed to allocate buffer for lparcfg\n");
remove_proc_entry("lparcfg", ent->parent);
return -ENOMEM;
}
} else {
printk(KERN_ERR "Failed to create ppc64/lparcfg\n");
return -EIO;
@ -613,10 +605,8 @@ int __init lparcfg_init(void)
void __exit lparcfg_cleanup(void)
{
if (proc_ppc64_lparcfg) {
kfree(proc_ppc64_lparcfg->data);
if (proc_ppc64_lparcfg)
remove_proc_entry("lparcfg", proc_ppc64_lparcfg->parent);
}
}
module_init(lparcfg_init);