lparcfg: don't bother saving pointer to proc_dir_entry (b177a292) · Commits · 戴 / test

arch/powerpc/kernel/lparcfg.c

+2 −9

Original line number	Diff line number	Diff line
		@@ -41,8 +41,6 @@

		/* #define LPARCFG_DEBUG */

		static struct proc_dir_entry *proc_ppc64_lparcfg;

		/*
		* Track sum of all purrs across all processors. This is used to further
		* calculate usage values by different applications
		@@ -688,27 +686,22 @@ static const struct file_operations lparcfg_fops = {

		static int __init lparcfg_init(void)
		{
		struct proc_dir_entry *ent;
		umode_t mode = S_IRUSR \| S_IRGRP \| S_IROTH;

		/* Allow writing if we have FW_FEATURE_SPLPAR */
		if (firmware_has_feature(FW_FEATURE_SPLPAR))
		mode \|= S_IWUSR;

		ent = proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops);
		if (!ent) {
		if (!proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops)) {
		printk(KERN_ERR "Failed to create powerpc/lparcfg\n");
		return -EIO;
		}

		proc_ppc64_lparcfg = ent;
		return 0;
		}

		static void __exit lparcfg_cleanup(void)
		{
		if (proc_ppc64_lparcfg)
		remove_proc_entry("lparcfg", proc_ppc64_lparcfg->parent);
		remove_proc_subtree("powerpc/lparcfg", NULL);
		}

		module_init(lparcfg_init);