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ee4b876bbe
If the atomic DMA coherent pool is too small, disable use of hardware descriptor lists instead of crashing the system: ERROR: 256 KiB atomic DMA coherent pool is too small! Please increase it with coherent_pool= kernel parameter! Unable to handle kernel NULL pointer dereference at virtual address 00000004 Internal error: Oops: a07 [#1] PREEMPT SMP ARM PC is at rcar_dmac_chan_reinit+0x3c/0x160 LR is at _raw_spin_lock_irqsave+0x18/0x5c [<802132c0>] (rcar_dmac_chan_reinit) from [<80214818>] (rcar_dmac_isr_error+0x84/0xa0) [<80214818>] (rcar_dmac_isr_error) from [<80060484>] (handle_irq_event_percpu+0x50/0x150) [<80060484>] (handle_irq_event_percpu) from [<800605c0>] (handle_irq_event+0x3c/0x5c) [<800605c0>] (handle_irq_event) from [<8006350c>] (handle_fasteoi_irq+0xb8/0x198) [<8006350c>] (handle_fasteoi_irq) from [<8005fdb0>] (generic_handle_irq+0x20/0x30) [<8005fdb0>] (generic_handle_irq) from [<8000fcd0>] (handle_IRQ+0x50/0xc4) [<8000fcd0>] (handle_IRQ) from [<800092cc>] (gic_handle_irq+0x28/0x5c) [<800092cc>] (gic_handle_irq) from [<80012700>] (__irq_svc+0x40/0x70) Kernel panic - not syncing: Fatal exception in interrupt Signed-off-by: Jürg Billeter <j@bitron.ch> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> |
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| .. | ||
| Kconfig | ||
| Makefile | ||
| rcar-audmapp.c | ||
| rcar-dmac.c | ||
| rcar-hpbdma.c | ||
| shdma-arm.h | ||
| shdma-base.c | ||
| shdma-of.c | ||
| shdma-r8a73a4.c | ||
| shdma.h | ||
| shdmac.c | ||
| sudmac.c | ||