From: Mark Brown broonie@kernel.org
commit f26cd7372160da2eba31061d7943348ab9f2c01d upstream.
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.
Fixes: 85ed24dad290 ("arm64/sme: Implement streaming SVE signal handling") Signed-off-by: Mark Brown broonie@kernel.org Link: https://lore.kernel.org/r/20221223-arm64-fix-sme-only-v1-3-938d663f69e5@kern... Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/arm64/kernel/signal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -729,7 +729,7 @@ static int setup_sigframe_layout(struct return err; }
- if (system_supports_sve()) { + if (system_supports_sve() || system_supports_sme()) { unsigned int vq = 0;
if (add_all || test_thread_flag(TIF_SVE) ||