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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Shawn, > Subject: Re: [PATCH] clk: imx: pll14xx: fix clk_pll14xx_wait_lock > > On Wed, Nov 06, 2019 at 05:31:15AM +0000, Peng Fan wrote: > > From: Peng Fan > > > > The usage of readl_poll_timeout is wrong, the cond should be "val & > > LOCK_STATUS" not "val & LOCK_TIMEOUT_US". > > Is this caught just by code inspection or a real world bug? Code inspection. If you want this > get into -rc (and stable kernel) as a fix, you should add more information > about the bug, like how it's been triggered, what's the consequence of the > bug, and kernel dump message etc. > > > > > Fixes: 8646d4dcc7fb ("clk: imx: Add PLLs driver for imx8mm soc") > > Signed-off-by: Peng Fan > > --- > > > > V1: > > Hi Shawn, > > This patch is made based on 5.4-rc6, not your for-next branch, > > Please rebase it on 5.5-rc1 which will be coming next Monday. ok. I'll wait 5.5-rc1, then rebase and post v2. > > > not sure whether this patch could catch 5.4 release. > > You can Cc stable kernel, so that it will be back ported. ok. Thanks, Peng. > > Shawn > > > > > drivers/clk/imx/clk-pll14xx.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/clk/imx/clk-pll14xx.c > > b/drivers/clk/imx/clk-pll14xx.c index 7a815ec76aa5..d43b4a3c0de8 > > 100644 > > --- a/drivers/clk/imx/clk-pll14xx.c > > +++ b/drivers/clk/imx/clk-pll14xx.c > > @@ -153,7 +153,7 @@ static int clk_pll14xx_wait_lock(struct > > clk_pll14xx *pll) { > > u32 val; > > > > - return readl_poll_timeout(pll->base, val, val & LOCK_TIMEOUT_US, 0, > > + return readl_poll_timeout(pll->base, val, val & LOCK_STATUS, 0, > > LOCK_TIMEOUT_US); > > } > > > > -- > > 2.16.4 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel