Commits · 8c464a4b23ca283b414022ebc77787f3c7040fa7 · linux / linux-davinci

16 Oct, 2008 40 commits

sparseirq: move kstat_irqs from kstat to irq_desc - fix · 8c464a4b

Yinghai Lu authored Aug 25, 2008

fix non-sparseirq architectures.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

8c464a4b

x86: let 64 bit to use 32 bit calibrate_apic_clock · e492c5ae

Yinghai Lu authored Aug 24, 2008

Use the 32-bit APIC calibration code - it's more mature.
Signed-of-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

e492c5ae

x86: rename apic_32.c and apic_64.c to apic.c · 0f611ffa

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

0f611ffa

x86: apic copy apic_64.c to apic_32.c · 6c158227

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

6c158227

x86: apic copy calibrate_APIC_clock to each other in apic_32/64.c · 2f04fa88
Yinghai Lu authored Aug 24, 2008
```
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
2f04fa88

x86: apic unify smp_spurious/error_interrupt · dc1528dd

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

dc1528dd

x86: merge header files in apic_xx.c · 773763df

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

773763df

x86: copy detect_init_APIC to the other · be7a656f

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@mgail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

be7a656f

x86: merge APIC_init_uniprocessor · fa2bd35a

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

fa2bd35a

x86: make apic_32/64.c more like · f28c0ae2

Yinghai Lu authored Aug 24, 2008

except x2apic, detec_init_APIC, and calibrating_APIC_clock
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

f28c0ae2

x86: add hard_smp_prossor_id with MACRO in io_apic_xx.c · 3491998d
Yinghai Lu authored Aug 24, 2008
```
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
3491998d

x86: use HAVE_X2APIC in apic_64.c · 49899eac

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

49899eac

x86: apic_xx.c order variables · b3c51170

Yinghai Lu authored Aug 24, 2008

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

b3c51170

x86: apic - unify smp_apic_timer_interrupt · 6460bc73

Cyrill Gorcunov authored Aug 24, 2008

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

6460bc73

x86: apic_32.c should use __cpuinit section · 457cc52d

Cyrill Gorcunov authored Aug 24, 2008

All callers are __init or __cpuinit so there is no need
to hold this code without CPU_HOTPLUG being set.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

457cc52d

x86: apic - unify setup_local_APIC · 89c38c28

Cyrill Gorcunov authored Aug 24, 2008

- remove useless read of APIC_LVR
- wrap with preempt_disable/enable
- check for integrated APIC just in place

v2: fix by Yinghai Lu.
	fix lapic_is_integrated using
	let 64-bit too have pic_mode
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

89c38c28

x86: apic_64.c - add sanity check for spurious vector definition · 80e5609c

Cyrill Gorcunov authored Aug 24, 2008

Do not check for SPUTIOUS_APIC_VECTOR definition twice.
Check it once - is what we need.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

80e5609c

x86: apic - unify setup_apicpmtimer · 920fa7a5

Cyrill Gorcunov authored Aug 24, 2008

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

920fa7a5

x86: apic - introduce get_physical_broadcast for 64bit · 7c37e48b

Cyrill Gorcunov authored Aug 24, 2008

We don't really use it now on 64bit mode but
could reserve it for future.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

7c37e48b

x86: apic_64.c - setup_APIC_timer has to be __cpuinit function · db4b5525

Cyrill Gorcunov authored Aug 24, 2008

There is no need to hold this code if CPU_HOTPLUG is not
defined.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

db4b5525

x86: VMI, initialize IRQ vector · 2699574b

Alok Kataria authored Aug 21, 2008

Initialize vector_irq for the vmi used vector, to point to correct irq.
Signed-off-by: Alok N Kataria <akataria@vmware.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

2699574b

x86: fix probe_nr_irqs for xen · 052c0bff

Yinghai Lu authored Aug 21, 2008

otherwise Xen is _completely_ unusable with 5 or more VCPUs.
(when !CONFIG_HAVE_SPARSE_IRQ).

based on Alex Nixon's patch.

also add +1 offset after redir_entries
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Acked-by: Alex Nixon <alex.nixon@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

052c0bff

x86: fix 32-bit ioapic lockup with sparseirqs · a2d332fa

Yinghai Lu authored Aug 21, 2008

Missed two lines when copying.

Fix panic on one of Ingo's machines that need to adjust ioapic id when
acpi off/ 32bit.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

a2d332fa

x86: sparse_irq needs spin_lock in allocations · e89eb438

Yinghai Lu authored Aug 20, 2008

Suresh Siddha noticed that we should have a spinlock around it.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

e89eb438

sparseirq: fix intr-remap with dyn_array/nr_irqs changes] · 7ddfb650

Suresh Siddha authored Aug 20, 2008

In irq_2_iommu_alloc() and set_irte_irq(), irq_to_desc or
irq_2_iommu pointers may not be allocated. So use the routines
which will allocate them if they are not already allocated.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

7ddfb650

warning: fix arch x86 kernel io_apic c · 0c425cec

Ingo Molnar authored Aug 18, 2008

fix warning:

  arch/x86/kernel/io_apic.c: In function ‘print_local_APIC’:
  arch/x86/kernel/io_apic.c:1786: warning: format ‘%08x’ expects type ‘unsigned int’, but argument 2 has type ‘u64’
  arch/x86/kernel/io_apic.c:1787: warning: format ‘%08x’ expects type ‘unsigned int’, but argument 2 has type ‘u64’

By creating uniform behavior on 32-bit and 64-bit and printing out the ICR
value in two 32-bit words.

Code has changed:

   text	   data	    bss	    dec	    hex	filename
  22901	  19650	  17040	  59591	   e8c7	io_apic.o.before
  22899	  19650	  17040	  59589	   e8c5	io_apic.o.after

Due to the 32-bit cast narrowing the printed out value on 64-bit.
Signed-off-by: Ingo Molnar <mingo@elte.hu>

0c425cec

xen: Fix bug `do_IRQ: cannot handle IRQ -1 vector 0x6 cpu 1' · bf9d3cf7

Alex Nixon authored Aug 18, 2008

Following commit 9c3f2468d8339866d9ef6a25aae31a8909c6be0d, do_IRQ()
looks up the IRQ number in the per-cpu variable vector_irq.

This commit makes Xen initialise an identity vector_irq map for both X86_32 and X86_64.
Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

bf9d3cf7

dyn_array: split dyn_array functions from init/main.c · e7f5ed8d
Yinghai Lu authored Aug 19, 2008
```
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
e7f5ed8d

xen: fix memory access violation bug when CONFIG_HAVE_SPARSE_IRQ is enabled · 2b46b37d

Alex Nixon authored Aug 19, 2008

When sparse IRQs are enabled, it is not safe to assume an IRQ descriptor
exists for every possible IRQ.  This patch causes init_evtchn_cpu_bindings
to skip initialisation of IRQ descriptors which don't exist.
Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

2b46b37d

x86: probe nr_irqs even only mptable is used · 9d6a4d08

Yinghai Lu authored Aug 19, 2008

for !CONFIG_HAVE_SPARSE_IRQ

fix:

 In file included from arch/x86/kernel/early-quirks.c:18:
 include/asm/io_apic.h: In function 'probe_nr_irqs':
 include/asm/io_apic.h:209: error: 'NR_IRQS' undeclared (first use in this function)
 include/asm/io_apic.h:209: error: (Each undeclared identifier is reported only once
 include/asm/io_apic.h:209: error: for each function it appears in.)

v2: fix by Ingo
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

9d6a4d08

x86: make HAVE_SPARSE_IRQ support selectable · 8f09cd20

Yinghai Lu authored Aug 19, 2008

Ingo said sparse_irq is some intrusive. need to make it selectable

to make it simple, remove irq_desc as parameter in some functions.
(ack, eoi, set_affinity).
may need to make member if irq_chip to take irq_desc, or struct irq later.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

8f09cd20

x86: print local APIC of APs one by one · ffd5aae7

Yinghai Lu authored Aug 19, 2008

instead of print that of all APs at the time
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

ffd5aae7

x86: remove first_free_entry/pin_map_size · 29ccbbf2

Yinghai Lu authored Aug 19, 2008

no user now
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

29ccbbf2

x86: unify ack_apic_edge · 3eb2cce8

Yinghai Lu authored Aug 19, 2008

use code in 64 to replace
	move_native_irq(irq, desc);
in 32 bit
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

3eb2cce8

x86: unify mask_IO_APIC_irq · 4e738e2f

Yinghai Lu authored Aug 19, 2008

use MACRO for 32 bit too
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

4e738e2f

x86: irq: interrupt array size should be NR_VECTORS · bcd56260
Yinghai Lu authored Aug 19, 2008
```
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
bcd56260

pci: change msi-x vector to 32bit · 42379b11

Yinghai Lu authored Aug 19, 2008

we are using 28bit pci (bus/dev/fn + 12 bits) as irq number, so the
cache for irq number should be 32 bit too.
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

42379b11

io_apic: make 32 bit have io_apic resource in /proc/iomem · c691cc84
Yinghai Lu authored Aug 19, 2008
```
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
c691cc84

rename io_apic_64.c and io_apic_32.c to io_apic.c · 26d347c2

Yinghai Lu authored Aug 19, 2008

The two files are now line by line equal. (sans a printk)
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

26d347c2

x86: make io_apic_32.c the same as io_apic_64.c · 54168ed7
Ingo Molnar authored Aug 20, 2008
```
Signed-off-by: Ingo Molnar <mingo@elte.hu>
```
54168ed7