On Thu, May 29, 2014 at 06:58:55AM +0200, Dirk Behme wrote: > Am 28.05.2014 21:34, schrieb Greg KH: > >On Fri, May 09, 2014 at 04:19:43PM +0100, dean_jenkins@xxxxxxxxxx wrote: > >>From: Dean Jenkins <Dean_Jenkins@xxxxxxxxxx> > >> > >>The following set of patches were tested on an i.MX6 multi-core platform. > >> > >>Patches 1 to 4 were tested using a Bluetooth BCSP UART connection at 115.2kbps > >>and 4Mbps. The fixes were needed because the i.MX6 UART driver caused spinlock > >>deadlocks with the HCI TTY layer. > >> > >>Patch 5 improves the i.MX6 UART driver for use with kdb. > >> > >>Patch 1: serial: imx: remove unneeded imx_transmit_buffer() from imx_start_tx() > >>Patch 2: serial: imx: remove uart_write_wakeup() from imx_transmit_buffer() > >>Patch 3: serial: imx: avoid spinlock recursion deadlock > >>Patch 4: serial: imx: move imx_transmit_buffer() into imx_txint() > >>Patch 5: serial: imx: clean up imx_poll_get_char() > >> > >>The patches are based off 3.15-rc4. > >> > >>---------------------------------------------------------------- > >>Andy Lowe (1): > >> serial: imx: avoid spinlock recursion deadlock > >> > >>Dirk Behme (4): > >> serial: imx: remove unneeded imx_transmit_buffer() from imx_start_tx() > >> serial: imx: remove uart_write_wakeup() from imx_transmit_buffer() > >> serial: imx: move imx_transmit_buffer() into imx_txint() > >> serial: imx: clean up imx_poll_get_char() > >> > >> drivers/tty/serial/imx.c | 73 ++++++++++++++-------------------------------- > >> 1 file changed, 22 insertions(+), 51 deletions(-) > > > >Given the rather confusing threads based on these patches, I don't know > >what to apply. > > > >Dean, can you respin what patches you want applied > > Well, we think patches #1-#4 are correct and should be applied, but > Huang has the opinion that this is fixed already in the BT stack. If > Huang doesn't change his mind, then let's drop #1-#4. Yes, the BT stack has fixed it. :) we can drop the #1-#4. thanks Huang Shijie -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
