[OpenWrt-Devel] [PATCH] ipq40xx: essedma: Fix dead lock
john at phrozen.org
Sun Oct 20 07:18:25 EDT 2019
On 20/10/2019 13:07, Christian Lamparter wrote:
> On Sunday, October 20, 2019 11:39:41 AM CEST John Crispin wrote:
>> On 01/10/2019 11:59, Masafumi UTSUGI wrote:
>>> edma_read_append_stats() is called from kernel timer
>>> (Bottom half context) but it used spin_lock() to take a lock.
>>> Using ethtool command rarely causes deadlock because of this.
>>> Change lock function to spin_lock_bh() to avoid this.
>> patch looks good, could you please rebase it for v4.19 and merge the fix
>> directly into the essedma patch ?
> Oh, I've already done that yesterday?
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> openwrt-devel at lists.openwrt.org
Ok, the patchwork ticket was still open :-)
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