This is a note to let you know that I've just added the patch titled
RISC-V: fix vector insn load/store width mask
to the 6.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
risc-v-fix-vector-insn-load-store-width-mask.patch
and it can be found in the queue-6.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 8dcfd02f47acbd98f2cb04cc2e3e1a24b2de013d
Author: Jesse Taube <jesse@xxxxxxxxxxxx>
Date: Thu Jun 6 14:28:00 2024 -0400
RISC-V: fix vector insn load/store width mask
[ Upstream commit 04a2aef59cfe192aa99020601d922359978cc72a ]
RVFDQ_FL_FS_WIDTH_MASK should be 3 bits [14-12], shifted down by 12 bits.
Replace GENMASK(3, 0) with GENMASK(2, 0).
Fixes: cd054837243b ("riscv: Allocate user's vector context in the first-use trap")
Signed-off-by: Jesse Taube <jesse@xxxxxxxxxxxx>
Reviewed-by: Charlie Jenkins <charlie@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240606182800.415831-1-jesse@xxxxxxxxxxxx
Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/riscv/include/asm/insn.h b/arch/riscv/include/asm/insn.h
index 06e439eeef9ad..09fde95a5e8f7 100644
--- a/arch/riscv/include/asm/insn.h
+++ b/arch/riscv/include/asm/insn.h
@@ -145,7 +145,7 @@
/* parts of opcode for RVF, RVD and RVQ */
#define RVFDQ_FL_FS_WIDTH_OFF 12
-#define RVFDQ_FL_FS_WIDTH_MASK GENMASK(3, 0)
+#define RVFDQ_FL_FS_WIDTH_MASK GENMASK(2, 0)
#define RVFDQ_FL_FS_WIDTH_W 2
#define RVFDQ_FL_FS_WIDTH_D 3
#define RVFDQ_LS_FS_WIDTH_Q 4
