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SubjectRe: 2.6.19-rc2: known unfixed regressions (v3)
From
On 295, 10 22, 2006 at 02:23:55PM +0200, Adrian Bunk wrote:
> This email lists some known unfixed regressions in 2.6.19-rc2 compared
> to 2.6.18 that are not yet fixed Linus' tree.
>
> If you find your name in the Cc header, you are either submitter of one
> of the bugs, maintainer of an affectected subsystem or driver, a patch
> of you caused a breakage or I'm considering you in any other way possibly
> involved with one or more of these issues.
>
> Due to the huge amount of recipients, please trim the Cc when answering.
>
>
> Subject : CONFIG_X86_VISWS=y, CONFIG_SMP=n compile error
> References : http://lkml.org/lkml/2006/10/7/51
> Submitter : Jesper Juhl <jesper.juhl@gmail.com>
> Caused-By : David Howells <dhowells@redhat.com>
> commit 7d12e780e003f93433d49ce78cfedf4b4c52adc5
> Status : unknown

Attached patch fixes this problem.

--
Andrey Panin | Linux and UNIX system administrator
pazke@donpac.ru | PGP key: wwwkeys.pgp.net
Signed-off-by: Andrey Panin <pazke@donpac.ru>

arch/i386/mach-visws/visws_apic.c | 7 +---
include/asm-i386/mach-visws/do_timer.h | 53 --------------------------------
include/asm-i386/mach-visws/mach_apic.h | 5 +++
3 files changed, 8 insertions(+), 57 deletions(-)
diff -urdpNX /usr/share/dontdiff linux-2.6.19-rc2.vanilla/arch/i386/mach-visws/visws_apic.c linux-2.6.19-rc2/arch/i386/mach-visws/visws_apic.c
--- linux-2.6.19-rc2.vanilla/arch/i386/mach-visws/visws_apic.c 2006-10-22 14:32:13.000000000 +0400
+++ linux-2.6.19-rc2/arch/i386/mach-visws/visws_apic.c 2006-10-22 14:37:30.000000000 +0400
@@ -122,7 +122,7 @@ static void end_cobalt_irq(unsigned int
spin_unlock_irqrestore(&cobalt_lock, flags);
}

-static struct hw_interrupt_type cobalt_irq_type = {
+static struct irq_chip cobalt_irq_type = {
.typename = "Cobalt-APIC",
.startup = startup_cobalt_irq,
.shutdown = disable_cobalt_irq,
@@ -159,7 +159,7 @@ static void end_piix4_master_irq(unsigne
spin_unlock_irqrestore(&cobalt_lock, flags);
}

-static struct hw_interrupt_type piix4_master_irq_type = {
+static struct irq_chip piix4_master_irq_type = {
.typename = "PIIX4-master",
.startup = startup_piix4_master_irq,
.ack = ack_cobalt_irq,
@@ -167,9 +167,8 @@ static struct hw_interrupt_type piix4_ma
};


-static struct hw_interrupt_type piix4_virtual_irq_type = {
+static struct irq_chip piix4_virtual_irq_type = {
.typename = "PIIX4-virtual",
- .startup = startup_8259A_irq,
.shutdown = disable_8259A_irq,
.enable = enable_8259A_irq,
.disable = disable_8259A_irq,
diff -urdpNX /usr/share/dontdiff linux-2.6.19-rc2.vanilla/include/asm-i386/mach-visws/do_timer.h linux-2.6.19-rc2/include/asm-i386/mach-visws/do_timer.h
--- linux-2.6.19-rc2.vanilla/include/asm-i386/mach-visws/do_timer.h 2006-10-22 14:33:24.000000000 +0400
+++ linux-2.6.19-rc2/include/asm-i386/mach-visws/do_timer.h 1970-01-01 03:00:00.000000000 +0300
@@ -1,53 +0,0 @@
-/* defines for inline arch setup functions */
-
-#include <asm/fixmap.h>
-#include <asm/i8259.h>
-#include "cobalt.h"
-
-static inline void do_timer_interrupt_hook(void)
-{
- /* Clear the interrupt */
- co_cpu_write(CO_CPU_STAT,co_cpu_read(CO_CPU_STAT) & ~CO_STAT_TIMEINTR);
-
- do_timer(1);
-#ifndef CONFIG_SMP
- update_process_times(user_mode_vm(irq_regs));
-#endif
-/*
- * In the SMP case we use the local APIC timer interrupt to do the
- * profiling, except when we simulate SMP mode on a uniprocessor
- * system, in that case we have to call the local interrupt handler.
- */
-#ifndef CONFIG_X86_LOCAL_APIC
- profile_tick(CPU_PROFILING);
-#else
- if (!using_apic_timer)
- smp_local_timer_interrupt();
-#endif
-}
-
-static inline int do_timer_overflow(int count)
-{
- int i;
-
- spin_lock(&i8259A_lock);
- /*
- * This is tricky when I/O APICs are used;
- * see do_timer_interrupt().
- */
- i = inb(0x20);
- spin_unlock(&i8259A_lock);
-
- /* assumption about timer being IRQ0 */
- if (i & 0x01) {
- /*
- * We cannot detect lost timer interrupts ...
- * well, that's why we call them lost, don't we? :)
- * [hmm, on the Pentium and Alpha we can ... sort of]
- */
- count -= LATCH;
- } else {
- printk("do_slow_gettimeoffset(): hardware timer problem?\n");
- }
- return count;
-}
diff -urdpNX /usr/share/dontdiff linux-2.6.19-rc2.vanilla/include/asm-i386/mach-visws/mach_apic.h linux-2.6.19-rc2/include/asm-i386/mach-visws/mach_apic.h
--- linux-2.6.19-rc2.vanilla/include/asm-i386/mach-visws/mach_apic.h 2006-01-03 06:21:10.000000000 +0300
+++ linux-2.6.19-rc2/include/asm-i386/mach-visws/mach_apic.h 2006-10-22 14:16:53.000000000 +0400
@@ -51,6 +51,11 @@ static inline void clustered_apic_check(
{
}

+static inline int apicid_to_node(int logical_apicid)
+{
+ return 0;
+}
+
/* Mapping from cpu number to logical apicid */
static inline int cpu_to_logical_apicid(int cpu)
{[unhandled content-type:application/pgp-signature]
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