On Tue, Dec 11, 2018 at 04:43:27PM +0000, Anatoly Burakov wrote: > It is already possible to use both DPDK in general and > virtio specifically, without hugetlbfs mounts, but > currently virtio cannot be used without hugepage memory > (i.e. with a --no-huge EAL switch) due to the fact that > it needs to share memory with the backend. > > This patchset uses memfd to create actual files backing > anonymous memory. This enabled virtio to work not only > without hugetlbfs, but without hugepages altogether, > which could be useful in Cloud Native scenarios.
Nice work! Acked-by: Tiwei Bie <tiwei....@intel.com> > > v2: > - Fixed segment fd list not being initialized > - Added some segment fd API fixes > - Added unit test for segment fd API > > Anatoly Burakov (5): > mem: fix error code for segment fd API for external segs > memalloc: check for memfd support in segment fd API > memalloc: allow setting up segment list fd's > mem: use memfd for no-huge mode > test: add segment fd API test > > doc/guides/rel_notes/release_19_02.rst | 13 +++++ > lib/librte_eal/bsdapp/eal/eal_memalloc.c | 6 ++ > lib/librte_eal/common/eal_common_memory.c | 12 ++++ > lib/librte_eal/common/eal_memalloc.h | 4 ++ > lib/librte_eal/linuxapp/eal/eal_memalloc.c | 66 +++++++++++++++++++--- > lib/librte_eal/linuxapp/eal/eal_memory.c | 54 +++++++++++++++++- > test/test/test_memory.c | 43 ++++++++++++++ > 7 files changed, 188 insertions(+), 10 deletions(-) > > -- > 2.17.1
