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arm64/signal: Always allocate SVE signal frames on SME only systems

Currently we only allocate space for SVE signal frames on systems that support SVE, meaning that SME only systems do not allocate a signal frame for streaming mode SVE state. Change the check so space is allocated if either feature is supported.

Mark Brown committed 3 years ago

Commit f26cd731 parent 7dde62f1 file · +1 −1Browse files

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arch/arm64/kernel/signal.c+1−1
@@ -737,7 +737,7 @@ static int setup_sigframe_layout(struct rt_sigframe_user_layout *user, · 736 unmodified lines
737737 return err;
738738 }
739739
740− if (system_supports_sve()) {
740+ if (system_supports_sve() || system_supports_sme()) {
741741 unsigned int vq = 0;
742742
743743 if (add_all || test_thread_flag(TIF_SVE) ||

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