diff options
Diffstat (limited to 'extras/recipes-kernel/linux/linux-omap/linus/0030-spi-m68knommu-Coldfire-QSPI-platform-support.patch')
| -rw-r--r-- | extras/recipes-kernel/linux/linux-omap/linus/0030-spi-m68knommu-Coldfire-QSPI-platform-support.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-omap/linus/0030-spi-m68knommu-Coldfire-QSPI-platform-support.patch b/extras/recipes-kernel/linux/linux-omap/linus/0030-spi-m68knommu-Coldfire-QSPI-platform-support.patch new file mode 100644 index 00000000..c6dcff2c --- /dev/null +++ b/extras/recipes-kernel/linux/linux-omap/linus/0030-spi-m68knommu-Coldfire-QSPI-platform-support.patch @@ -0,0 +1,33 @@ +From 806e90c4e5253095f9576113edc6fc78b2d5fec1 Mon Sep 17 00:00:00 2001 +From: Jate Sujjavanich <jsujjavanich@syntech-fuelmaster.com> +Date: Wed, 29 Sep 2010 09:44:32 -0400 +Subject: [PATCH 30/65] spi/m68knommu: Coldfire QSPI platform support + +After grabbing a msg from the msgq, the mcfqspi_work function calls +list_del_init on the mcfqspi->msgq which unintentionally deletes the rest +of the list before it can be processed. If qspi call was made using +spi_sync, this can result in a process hang. + +Signed-off-by: Jate Sujjavanich <jsujjavanich@syntech-fuelmaster.com> +Acked-by: Steven King <sfking@fdwdc.com> +Signed-off-by: Grant Likely <grant.likely@secretlab.ca> +--- + drivers/spi/coldfire_qspi.c | 2 +- + 1 files changed, 1 insertions(+), 1 deletions(-) + +diff --git a/drivers/spi/coldfire_qspi.c b/drivers/spi/coldfire_qspi.c +index 052b3c7..8856bcc 100644 +--- a/drivers/spi/coldfire_qspi.c ++++ b/drivers/spi/coldfire_qspi.c +@@ -317,7 +317,7 @@ static void mcfqspi_work(struct work_struct *work) + msg = container_of(mcfqspi->msgq.next, struct spi_message, + queue); + +- list_del_init(&mcfqspi->msgq); ++ list_del_init(&msg->queue); + spin_unlock_irqrestore(&mcfqspi->lock, flags); + + spi = msg->spi; +-- +1.6.6.1 + |