The patch titled svcrdma: fix compile warning on 32 bit platforms has been added to the -mm tree. Its filename is svcrdma-fix-compile-warning-on-32-bit-platforms.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: svcrdma: fix compile warning on 32 bit platforms From: Tom Tucker <tom@xxxxxxxxxxxxxxxxxxxxx> The ib_sge is used to store both dma_addr_t and virtual addresses. This causes a warning on 32b platforms when casting ptrs to the u64 addr field of the ib_sge. There is work underway to reduce the memory footprint of the WR context in 2.6.27 the time frame that will remove the overloading of the ib_sge.addr field. Signed-off-by: Tom Tucker <tom@xxxxxxxxxxxxxxxxxxxxx> Cc: "J. Bruce Fields" <bfields@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- net/sunrpc/xprtrdma/svc_rdma_recvfrom.c | 3 ++- net/sunrpc/xprtrdma/svc_rdma_sendto.c | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-) diff -puN net/sunrpc/xprtrdma/svc_rdma_recvfrom.c~svcrdma-fix-compile-warning-on-32-bit-platforms net/sunrpc/xprtrdma/svc_rdma_recvfrom.c --- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c~svcrdma-fix-compile-warning-on-32-bit-platforms +++ a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c @@ -231,7 +231,8 @@ static void rdma_set_ctxt_sge(struct svc atomic_inc(&xprt->sc_dma_used); ctxt->sge[i].addr = (unsigned long) ib_dma_map_single(xprt->sc_cm_id->device, - (void*)sge[i].addr, sge[i].length, + (void*)(unsigned long) + sge[i].addr, sge[i].length, DMA_FROM_DEVICE); ctxt->sge[i].length = sge[i].length; ctxt->sge[i].lkey = sge[i].lkey; diff -puN net/sunrpc/xprtrdma/svc_rdma_sendto.c~svcrdma-fix-compile-warning-on-32-bit-platforms net/sunrpc/xprtrdma/svc_rdma_sendto.c --- a/net/sunrpc/xprtrdma/svc_rdma_sendto.c~svcrdma-fix-compile-warning-on-32-bit-platforms +++ a/net/sunrpc/xprtrdma/svc_rdma_sendto.c @@ -177,7 +177,7 @@ static int send_write(struct svcxprt_rdm atomic_inc(&xprt->sc_dma_used); sge[sge_no].addr = ib_dma_map_single(xprt->sc_cm_id->device, - (void *) + (void *)(unsigned long) xdr_sge[xdr_sge_no].addr + sge_off, sge_bytes, DMA_TO_DEVICE); if (dma_mapping_error(sge[sge_no].addr)) @@ -416,7 +416,7 @@ static int send_reply(struct svcxprt_rdm atomic_inc(&rdma->sc_dma_used); ctxt->sge[sge_no].addr = ib_dma_map_single(rdma->sc_cm_id->device, - (void *) + (void *)(unsigned long) ctxt->sge[sge_no].addr, sge_bytes, DMA_TO_DEVICE); } _ Patches currently in -mm which might be from tom@xxxxxxxxxxxxxxxxxxxxx are linux-next.patch svcrdma-fix-compile-warning-on-32-bit-platforms.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html