> -----Original Message----- > From: Burakov, Anatoly > Sent: Tuesday, April 24, 2018 11:19 AM > To: dev@dpdk.org > Cc: Pattan, Reshma <reshma.pat...@intel.com> > Subject: [PATCH v3 3/3] mem: improve autodetection of hugepage counts on > 32-bit > > For non-legacy mode, we are preallocating space for hugepages, so we know > in advance which pages we will be able to allocate, and which we won't. > However, the init procedure was using hugepage counts gathered from sysfs > and paid no attention to hugepage sizes that were actually available for > reservation, and failed on attempts to reserve unavailable pages. > > Fix this by limiting total page counts by number of pages actually > preallocated. > > Also, VA preallocate procedure only looks at mountpoints that are available, > and expects pages to exist if a mountpoint exists. That might not necessarily > be the case, so also check if there are hugepages available for a particular > page size on a particular NUMA node. > > Signed-off-by: Anatoly Burakov <anatoly.bura...@intel.com> > --- >
Tested-by: Jananee Parthasarathy <jananeex.m.parthasara...@intel.com>