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authoraszlig <aszlig@nix.build>2018-12-25 00:30:10 +0100
committeraszlig <aszlig@nix.build>2018-12-25 00:30:10 +0100
commitb563500b05cbd211241c714f413d964288054415 (patch)
treec8652143cf6724472f5bf830dc744a2256dc19ad /modules/system
parent58ab58c7ea8fa02a1f060be41d48bdb9752d6dcf (diff)
bfq: Don't fail if DM_MQ_DEFAULT can't be enabled
Since kernel 4.20, the option no longer exists and it's enabled
unconditionally.

So in order to stay backwards-compatible with older kernels, let's only
enable that option if it actually exists (thus the "?").

Signed-off-by: aszlig <aszlig@nix.build>
Diffstat (limited to 'modules/system')
-rw-r--r--modules/system/kernel/bfq/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/system/kernel/bfq/default.nix b/modules/system/kernel/bfq/default.nix
index cfd0dbcf..47d7a435 100644
--- a/modules/system/kernel/bfq/default.nix
+++ b/modules/system/kernel/bfq/default.nix
@@ -17,7 +17,7 @@ in {
         else ./bfq-by-default.patch;
       extraConfig = ''
         SCSI_MQ_DEFAULT y
-        DM_MQ_DEFAULT y
+        DM_MQ_DEFAULT? y
         IOSCHED_BFQ y
         BFQ_GROUP_IOSCHED y
       '';