linux-kernel - [PATCH 09/26] Dynamic kernel command-line

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200612021251.23244.alon.barlev@gmail.com>
Date:	Sat, 2 Dec 2006 12:51:22 +0200
From:	Alon Bar-Lev <alon.barlev@...il.com>
To:	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 09/26] Dynamic kernel command-line - i386


1. Rename saved_command_line into boot_command_line.
2. Set command_line as __initdata.

Signed-off-by: Alon Bar-Lev <alon.barlev@...il.com>

---

diff -urNp linux-2.6.19.org/arch/i386/kernel/head.S linux-2.6.19/arch/i386/kernel/head.S
--- linux-2.6.19.org/arch/i386/kernel/head.S	2006-11-29 23:57:37.000000000 +0200
+++ linux-2.6.19/arch/i386/kernel/head.S	2006-12-02 11:31:32.000000000 +0200
@@ -97,7 +97,7 @@ ENTRY(startup_32)
 	movzwl OLD_CL_OFFSET,%esi
 	addl $(OLD_CL_BASE_ADDR),%esi
 2:
-	movl $(saved_command_line - __PAGE_OFFSET),%edi
+	movl $(boot_command_line - __PAGE_OFFSET),%edi
 	movl $(COMMAND_LINE_SIZE/4),%ecx
 	rep
 	movsl
diff -urNp linux-2.6.19.org/arch/i386/kernel/setup.c linux-2.6.19/arch/i386/kernel/setup.c
--- linux-2.6.19.org/arch/i386/kernel/setup.c	2006-11-29 23:57:37.000000000 +0200
+++ linux-2.6.19/arch/i386/kernel/setup.c	2006-12-02 11:31:32.000000000 +0200
@@ -145,7 +145,7 @@ unsigned long saved_videomode;
 #define RAMDISK_PROMPT_FLAG		0x8000
 #define RAMDISK_LOAD_FLAG		0x4000	
 
-static char command_line[COMMAND_LINE_SIZE];
+static char __initdata command_line[COMMAND_LINE_SIZE];
 
 unsigned char __initdata boot_params[PARAM_SIZE];
 
@@ -1405,7 +1405,7 @@ void __init setup_arch(char **cmdline_p)
 		print_memory_map("user");
 	}
 
-	strlcpy(command_line, saved_command_line, COMMAND_LINE_SIZE);
+	strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
 	*cmdline_p = command_line;
 
 	max_low_pfn = setup_memory();
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/