[POWERPC] Export virq mapping via debugfs

Browse source

This adds a debugfs file "powerpc/virq_mapping", which shows the virtual
to real mapping of irq numbers.  Enable it with CONFIG_VIRQ_DEBUG.

Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
Signed-off-by: Chen Gong <G.Chen@freescale.com>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

...

This commit is contained in:

Michael Ellerman 2007-08-28 18:47:57 +10:00 • committed by Paul Mackerras

parent 7866291d4c

commit 60b332e755

2 changed files with 73 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

10

arch/powerpc/Kconfig.debug

View file

63

arch/powerpc/kernel/irq.c

View file