From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bowers, AndrewX Date: Wed, 28 Aug 2019 17:05:34 +0000 Subject: [Intel-wired-lan] [PATCH S28 8/9] ice: change default number of receive descriptors In-Reply-To: <20190827131354.12703-8-anthony.l.nguyen@intel.com> References: <20190827131354.12703-1-anthony.l.nguyen@intel.com> <20190827131354.12703-8-anthony.l.nguyen@intel.com> Message-ID: <087b3b43218b4a4094169dbb676556c8@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: > -----Original Message----- > From: Intel-wired-lan [mailto:intel-wired-lan-bounces at osuosl.org] On > Behalf Of Tony Nguyen > Sent: Tuesday, August 27, 2019 6:14 AM > To: intel-wired-lan at lists.osuosl.org > Subject: [Intel-wired-lan] [PATCH S28 8/9] ice: change default number of > receive descriptors > > From: Jesse Brandeburg > > The driver should start out with a reasonable number of descriptors that can > prevent drops due to a CPU being in a power management state. > Change the default number of descriptors to 2048. > The user can always change the value at runtime. Transmit descriptor counts > are not modified because they don't need to change due to the speed of the > interface, or for power managed CPUs, but the code is simplified to a fixed > value for the transmit default. > > Signed-off-by: Jesse Brandeburg > --- > drivers/net/ethernet/intel/ice/ice.h | 19 ++----------------- > 1 file changed, 2 insertions(+), 17 deletions(-) Tested-by: Andrew Bowers