> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Alan Carew > Sent: Tuesday, October 14, 2014 1:19 PM > To: dev at dpdk.org > Subject: [dpdk-dev] [PATCH] librte_eal: FreeBSD contigmem prevent > possible buffer overrun during module unload. > > The maximum mount contiguous memory regions for FreeBSD is limited by > RTE_CONTIGMEM_MAX_NUM_BUFS, a pointer to each region is stored in > static void * contigmem_buffers[RTE_CONTIGMEM_MAX_NUM_BUFS] > > A user can specify a greater amount via hw.contigmem.num_buffers, > while the allocation logic will prevent this allocation from occuring the > logic > in contigmem_unload() will attempt to free hw.contigmem.num_buffers and > an > overrun occurs. > > This patch limits the freeing to a maximum of > RTE_CONTIGMEM_MAX_NUM_BUFS. > > Signed-off-by: Alan Carew <alan.carew at intel.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
