270c7a7215
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> |
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.. | ||
cpm_uart | ||
jsm | ||
8250_accent.c | ||
8250_acorn.c | ||
8250_acpi.c | ||
8250_au1x00.c | ||
8250_boca.c | ||
8250_early.c | ||
8250_fourport.c | ||
8250_gsc.c | ||
8250_hp300.c | ||
8250_hub6.c | ||
8250_mca.c | ||
8250_pci.c | ||
8250_pnp.c | ||
8250.c | ||
8250.h | ||
21285.c | ||
68328serial.c | ||
68328serial.h | ||
68360serial.c | ||
amba-pl010.c | ||
amba-pl011.c | ||
au1x00_uart.c | ||
clps711x.c | ||
crisv10.c | ||
crisv10.h | ||
dz.c | ||
dz.h | ||
icom.c | ||
icom.h | ||
imx.c | ||
ioc4_serial.c | ||
ip22zilog.c | ||
ip22zilog.h | ||
Kconfig | ||
m32r_sio_reg.h | ||
m32r_sio.c | ||
m32r_sio.h | ||
Makefile | ||
mcfserial.c | ||
mcfserial.h | ||
mpc52xx_uart.c | ||
mpsc.c | ||
mpsc.h | ||
mux.c | ||
pmac_zilog.c | ||
pmac_zilog.h | ||
pxa.c | ||
s3c2410.c | ||
sa1100.c | ||
serial_core.c | ||
serial_cs.c | ||
serial_lh7a40x.c | ||
serial_txx9.c | ||
sh-sci.c | ||
sh-sci.h | ||
sn_console.c | ||
suncore.c | ||
suncore.h | ||
sunsab.c | ||
sunsab.h | ||
sunsu.c | ||
sunzilog.c | ||
sunzilog.h | ||
uart00.c | ||
v850e_uart.c | ||
vr41xx_siu.c |