sh: Create an sh debugfs root. (b9e393c2) · Commits · 戴 / test

arch/sh/kernel/setup.c

+14 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@
		#include <linux/kexec.h>
		#include <linux/module.h>
		#include <linux/smp.h>
		#include <linux/err.h>
		#include <linux/debugfs.h>
		#include <asm/uaccess.h>
		#include <asm/io.h>
		#include <asm/page.h>
		@@ -443,3 +445,15 @@ const struct seq_operations cpuinfo_op = {
		.show = show_cpuinfo,
		};
		#endif /* CONFIG_PROC_FS */

		struct dentry *sh_debugfs_root;

		static int __init sh_debugfs_init(void)
		{
		sh_debugfs_root = debugfs_create_dir("sh", NULL);
		if (IS_ERR(sh_debugfs_root))
		return PTR_ERR(sh_debugfs_root);

		return 0;
		}
		arch_initcall(sh_debugfs_init);

+2 −2

Original line number	Diff line number	Diff line
		@@ -127,13 +127,13 @@ static int __init cache_debugfs_init(void)
		{
		struct dentry dcache_dentry, icache_dentry;

		dcache_dentry = debugfs_create_file("dcache", S_IRUSR, NULL,
		dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
		(unsigned int *)CACHE_TYPE_DCACHE,
		&cache_debugfs_fops);
		if (IS_ERR(dcache_dentry))
		return PTR_ERR(dcache_dentry);

		icache_dentry = debugfs_create_file("icache", S_IRUSR, NULL,
		icache_dentry = debugfs_create_file("icache", S_IRUSR, sh_debugfs_root,
		(unsigned int *)CACHE_TYPE_ICACHE,
		&cache_debugfs_fops);
		if (IS_ERR(icache_dentry)) {

+1 −1

Original line number	Diff line number	Diff line
		@@ -393,7 +393,7 @@ static int __init pmb_debugfs_init(void)
		struct dentry *dentry;

		dentry = debugfs_create_file("pmb", S_IFREG \| S_IRUGO,
		NULL, NULL, &pmb_debugfs_fops);
		sh_debugfs_root, NULL, &pmb_debugfs_fops);
		if (IS_ERR(dentry))
		return PTR_ERR(dentry);

+2 −0

Original line number	Diff line number	Diff line
		@@ -146,6 +146,8 @@ extern unsigned int instruction_size(unsigned int insn);

		extern unsigned long cached_to_uncached;

		extern struct dentry *sh_debugfs_root;

		/* XXX
		* disable hlt during certain critical i/o operations
		*/