sparc64: Move request_irq() from ldc_bind() to ldc_alloc()
authorSowmini Varadhan <sowmini.varadhan@oracle.com>
Tue, 16 Sep 2014 15:37:08 +0000 (11:37 -0400)
committerDavid S. Miller <davem@davemloft.net>
Wed, 17 Sep 2014 01:31:31 +0000 (18:31 -0700)
commitc21c4ab0d6921f7160a43216fa6973b5924de561
tree8f850b4f2103eace27bf0f4320042d98562043e4
parent05aa1651e8b9ca078b1808a2fe7b50703353ec02
sparc64: Move request_irq() from ldc_bind() to ldc_alloc()

The request_irq() needs to be done from ldc_alloc()
to avoid the following (caught by lockdep)

 [00000000004a0738] __might_sleep+0xf8/0x120
 [000000000058bea4] kmem_cache_alloc_trace+0x184/0x2c0
 [00000000004faf80] request_threaded_irq+0x80/0x160
 [000000000044f71c] ldc_bind+0x7c/0x220
 [0000000000452454] vio_port_up+0x54/0xe0
 [00000000101f6778] probe_disk+0x38/0x220 [sunvdc]
 [00000000101f6b8c] vdc_port_probe+0x22c/0x300 [sunvdc]
 [0000000000451a88] vio_device_probe+0x48/0x60
 [000000000074c56c] really_probe+0x6c/0x300
 [000000000074c83c] driver_probe_device+0x3c/0xa0
 [000000000074c92c] __driver_attach+0x8c/0xa0
 [000000000074a6ec] bus_for_each_dev+0x6c/0xa0
 [000000000074c1dc] driver_attach+0x1c/0x40
 [000000000074b0fc] bus_add_driver+0xbc/0x280

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Dwight Engen <dwight.engen@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/include/asm/ldc.h
arch/sparc/kernel/ds.c
arch/sparc/kernel/ldc.c
arch/sparc/kernel/viohs.c