On Tue, May 28, 2024 at 09:51:37PM +0800, Guangguan Wang wrote: > SG_MAX_SINGLE_ALLOC is used to limit maximum number of entries that > will be allocated in one piece of scatterlist. When the entries of > scatterlist exceeds SG_MAX_SINGLE_ALLOC, sg chain will be used. From > commit 7c703e54cc71 ("arch: switch the default on ARCH_HAS_SG_CHAIN"), > we can know that the macro CONFIG_ARCH_NO_SG_CHAIN is used to identify > whether sg chain is supported. So, SMC-R's rmb buffer should be limitted Hi Guangguan Wang, As it looks like there will be a v2: In this patch: limitted -> limited In patch 2/2: defalut -> default checkpatch.pl --codespell is your friend. > by SG_MAX_SINGLE_ALLOC only when the macro CONFIG_ARCH_NO_SG_CHAIN is > defined. > > Signed-off-by: Guangguan Wang <guangguan.wang@xxxxxxxxxxxxxxxxx> > Co-developed-by: Wen Gu <guwen@xxxxxxxxxxxxxxxxx> > Signed-off-by: Wen Gu <guwen@xxxxxxxxxxxxxxxxx> > Fixes: a3fe3d01bd0d ("net/smc: introduce sg-logic for RMBs") I think it is usual to put the fixes tag above the Signed-of tags, although I don't see anything about that in [1]. [1] https://www.kernel.org/doc/html/latest/process/submitting-patches.html#using-reported-by-tested-by-reviewed-by-suggested-by-and-fixes ...