Adding alkml and Will Hi Himangi,
In future it would help if you send the patch to the the maintainers by running the get_maintainers.pl script on the patch. Himangi Saraogi <himangi...@gmail.com> writes: > In commit ae91d60ba88ef0bdb1b5e9b2363bd52fc45d2af7, a bug was fixed that > involved converting !x & y to !(x & y). The code below shows the same > pattern, and thus should perhaps be fixed in the same way. > > The Coccinelle semantic patch that makes this change is as follows: > > // <smpl> > @@ expression E1,E2; @@ > ( > !E1 & !E2 > | > - !E1 & E2 > + !(E1 & E2) > ) > // </smpl> > > Signed-off-by: Himangi Saraogi <himangi...@gmail.com> > Acked-by: Julia Lawall <julia.law...@lip6.fr> > --- > This is not tested and clearly changes the semantics, so it is only > something to consider. > drivers/bus/arm-cci.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c > index 5a86da9..7af78df 100644 > --- a/drivers/bus/arm-cci.c > +++ b/drivers/bus/arm-cci.c > @@ -397,7 +397,8 @@ static irqreturn_t pmu_handle_irq(int irq_num, void *dev) > hw_counter = &event->hw; > > /* Did this counter overflow? */ > - if (!pmu_read_register(idx, CCI_PMU_OVRFLW) & > CCI_PMU_OVRFLW_FLAG) > + if (!(pmu_read_register(idx, CCI_PMU_OVRFLW) & > + CCI_PMU_OVRFLW_FLAG)) > continue; Going back to the manual, this fix looks correct. Acked-by: Punit Agrawal <punit.agra...@arm.com> Will, would this go via your tree? > > pmu_write_register(CCI_PMU_OVRFLW_FLAG, idx, CCI_PMU_OVRFLW); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
