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| author | Florin Malita <fmalita@gmail.com> | 2005-11-12 22:09:22 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-11-12 22:09:22 +0000 |
| commit | 270c7a721548d116d9e054f48469e75cb0f35288 (patch) | |
| tree | 48bbdab0e66424b8faa1ad95190e2315261e936a /lib/errno.c | |
| parent | fa609435a6edaaca14a646d470d7e10abebc8604 (diff) | |
| download | op-kernel-dev-270c7a721548d116d9e054f48469e75cb0f35288.zip op-kernel-dev-270c7a721548d116d9e054f48469e75cb0f35288.tar.gz | |
[SERIAL] sa1100_start_tx spinlock recursion
The serial core aquires the port spinlock before calling
port->ops->start_tx(), so sa1100_start_tx() shouldn't try to lock it
again.
BUG: spinlock recursion on CPU#0, init/1
lock: c0205f20, .magic: dead4ead, .owner: init/1, .owner_cpu: 0
[<c0022cdc>] (dump_stack+0x0/0x14) [<c00dc338>] (spin_bug+0x0/0xbc)
[<c00dc6b0>] (_raw_spin_lock+0x0/0x170) r8 = 00000007 r7 = C02FE0070
[<c018a2a8>] (_spin_lock_irqsave+0x0/0x24) r4 = C0205F20
[<c0112110>] (sa1100_start_tx+0x0/0x40) r4 = C038C000
[<c010ee38>] (__uart_start+0x0/0x5c) [<c010ee94>] (uart_start+0x0/0x3
[<c010f1d0>] (uart_write+0x0/0xdc) [<c00fee34>] (write_chan+0x0/0x370
Signed-off-by: Florin Malita <fmalita@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'lib/errno.c')
0 files changed, 0 insertions, 0 deletions
