On Thu, Jul 6, 2023 at 3:37 AM Yang Rong <yangr...@vivo.com> wrote: > > The files drivers/net/virtio_net.c, > drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c, and io_uring/io_uring.c were > modified to fix warnings. > Specifically, the opportunities for max() and min() were utilized to address > the warnings.
Please split this into 3 patches, one for each component. Alex > > Signed-off-by: Yang Rong <yangr...@vivo.com> > --- > drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 6 +++--- > drivers/net/virtio_net.c | 3 ++- > io_uring/io_uring.c | 3 ++- > 3 files changed, 7 insertions(+), 5 deletions(-) > > diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c > b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c > index c753c6f30dd7..df79aea49a3c 100644 > --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c > +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c > @@ -22,7 +22,7 @@ > * Authors: AMD > * > */ > - > +#include <linux/minmax.h> > #include "dc.h" > #include "dc_dmub_srv.h" > #include "../dmub/dmub_srv.h" > @@ -481,7 +481,7 @@ static void populate_subvp_cmd_drr_info(struct dc *dc, > max_drr_vblank_us = div64_u64((subvp_active_us - prefetch_us - > dc->caps.subvp_fw_processing_delay_us - > drr_active_us), 2) + drr_active_us; > max_drr_mallregion_us = subvp_active_us - prefetch_us - > mall_region_us - dc->caps.subvp_fw_processing_delay_us; > - max_drr_supported_us = max_drr_vblank_us > max_drr_mallregion_us ? > max_drr_vblank_us : max_drr_mallregion_us; > + max_drr_supported_us = max(max_drr_vblank_us, max_drr_mallregion_us); > max_vtotal_supported = div64_u64(((uint64_t)drr_timing->pix_clk_100hz > * 100 * max_drr_supported_us), > (((uint64_t)drr_timing->h_total * 1000000))); > > @@ -771,7 +771,7 @@ void dc_dmub_setup_subvp_dmub_command(struct dc *dc, > wm_val_refclk = > context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns * > > (dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000) / 1000; > > - cmd.fw_assisted_mclk_switch_v2.config_data.watermark_a_cache > = wm_val_refclk < 0xFFFF ? wm_val_refclk : 0xFFFF; > + cmd.fw_assisted_mclk_switch_v2.config_data.watermark_a_cache > = min(wm_val_refclk, 0xFFFF); > } > > dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); > diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c > index 9b3721424e71..5bb7da885f00 100644 > --- a/drivers/net/virtio_net.c > +++ b/drivers/net/virtio_net.c > @@ -22,6 +22,7 @@ > #include <net/route.h> > #include <net/xdp.h> > #include <net/net_failover.h> > +#include <linux/minmax.h> > > static int napi_weight = NAPI_POLL_WEIGHT; > module_param(napi_weight, int, 0444); > @@ -1291,7 +1292,7 @@ static struct sk_buff *build_skb_from_xdp_buff(struct > net_device *dev, > __skb_put(skb, data_len); > > metasize = xdp->data - xdp->data_meta; > - metasize = metasize > 0 ? metasize : 0; > + metasize = max(metasize, 0); > if (metasize) > skb_metadata_set(skb, metasize); > > diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c > index e8096d502a7c..875ca657227d 100644 > --- a/io_uring/io_uring.c > +++ b/io_uring/io_uring.c > @@ -47,6 +47,7 @@ > #include <linux/refcount.h> > #include <linux/uio.h> > #include <linux/bits.h> > +#include <linux/minmax.h> > > #include <linux/sched/signal.h> > #include <linux/fs.h> > @@ -2660,7 +2661,7 @@ static void *__io_uaddr_map(struct page ***pages, > unsigned short *npages, > page_array); > if (ret != nr_pages) { > err: > - io_pages_free(&page_array, ret > 0 ? ret : 0); > + io_pages_free(&page_array, max(ret, 0)); > return ret < 0 ? ERR_PTR(ret) : ERR_PTR(-EFAULT); > } > /* > -- > 2.35.3 > > > ________________________________ > 本邮件及其附件内容可能含有机密和/或隐私信息,仅供指定个人或机构使用。若您非发件人指定收件人或其代理人,请勿使用、传播、复制或存储此邮件之任何内容或其附件。如您误收本邮件,请即以回复或电话方式通知发件人,并将原始邮件、附件及其所有复本删除。谢谢。 > The contents of this message and any attachments may contain confidential > and/or privileged information and are intended exclusively for the > addressee(s). If you are not the intended recipient of this message or their > agent, please note that any use, dissemination, copying, or storage of this > message or its attachments is not allowed. If you receive this message in > error, please notify the sender by reply the message or phone and delete this > message, any attachments and any copies immediately. > Thank you _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization