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[PATCH] arch/i386/kernel/microcode.c: remove the obsolete microcode_ioctl 

Nowadays, even Debian stable ships a microcode_ctl utility recent enough to no
longer use this ioctl.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Tigran Aivazian <tigran_aivazian@symantec.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Adrian Bunk 2006-03-28 01:56:43 -08:00 committed by Linus Torvalds
parent 50fc9999ec
commit f45e4656ac
4 changed files with 0 additions and 24 deletions
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2
Documentation/ioctl-number.txt
View File

@ -78,8 +78,6 @@ Code Seq# Include File Comments
'#' 00-3F IEEE 1394 Subsystem Block for the entire subsystem
'1' 00-1F <linux/timepps.h> PPS kit from Ulrich Windl
<ftp://ftp.de.kernel.org/pub/linux/daemons/ntp/PPS/>
'6' 00-10 <asm-i386/processor.h> Intel IA32 microcode update driver
<mailto:tigran@veritas.com>
'8' all SNP8023 advanced NIC card
<mailto:mcr@solidum.com>
'A' 00-1F linux/apm_bios.h

17
arch/i386/kernel/microcode.c
View File

@ -459,26 +459,9 @@ static ssize_t microcode_write (struct file *file, const char __user *buf, size_
return ret;
}
static int microcode_ioctl (struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
switch (cmd) {
/*
* XXX: will be removed after microcode_ctl
* is updated to ignore failure of this ioctl()
*/
case MICROCODE_IOCFREE:
return 0;
default:
return -EINVAL;
}
return -EINVAL;
}
static struct file_operations microcode_fops = {
.owner = THIS_MODULE,
.write = microcode_write,
.ioctl = microcode_ioctl,
.open = microcode_open,
};

2
include/asm-i386/processor.h
View File

@ -621,8 +621,6 @@ struct extended_sigtable {
unsigned int reserved[3];
struct extended_signature sigs[0];
};
/* '6' because it used to be for P6 only (but now covers Pentium 4 as well) */
#define MICROCODE_IOCFREE _IO('6',0)
/* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */
static inline void rep_nop(void)

3
include/asm-x86_64/processor.h
View File

@ -358,9 +358,6 @@ struct extended_sigtable {
struct extended_signature sigs[0];
};
/* '6' because it used to be for P6 only (but now covers Pentium 4 as well) */
#define MICROCODE_IOCFREE _IO('6',0)
#define ASM_NOP1 K8_NOP1
#define ASM_NOP2 K8_NOP2