Blame SOURCES/i40iw-autoload-breaks-suspend.patch
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Index: rdma-core-15/kernel-boot/rdma-hw-modules.rules
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===================================================================
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--- rdma-core-15.orig/kernel-boot/rdma-hw-modules.rules
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+++ rdma-core-15/kernel-boot/rdma-hw-modules.rules
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@@ -11,7 +11,11 @@ ENV{ID_NET_DRIVER}=="bnxt_en", RUN{built
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ENV{ID_NET_DRIVER}=="cxgb3", RUN{builtin}+="kmod load iw_cxgb3"
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ENV{ID_NET_DRIVER}=="cxgb4", RUN{builtin}+="kmod load iw_cxgb4"
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ENV{ID_NET_DRIVER}=="hns", RUN{builtin}+="kmod load hns_roce"
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-ENV{ID_NET_DRIVER}=="i40e", RUN{builtin}+="kmod load i40iw"
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+# i40iw is not entirely suspend/resume friendly, and many systems with
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+# i40e NICs aren't iwarp-capable, so Red Hat defaults to not auto-loading
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+# the i40iw driver here to keep suspend/resume working. The i40iw driver
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+# can still be loaded as needed by the rdma systemd service script.
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+# ENV{ID_NET_DRIVER}=="i40e", RUN{builtin}+="kmod load i40iw"
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ENV{ID_NET_DRIVER}=="mlx4_en", RUN{builtin}+="kmod load mlx4_ib"
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ENV{ID_NET_DRIVER}=="mlx5_core", RUN{builtin}+="kmod load mlx5_ib"
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ENV{ID_NET_DRIVER}=="qede", RUN{builtin}+="kmod load qedr"
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