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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-25 09:22:13 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-25 09:22:13 +0200
commita12c689209185c1ad872723a644d0cd27e52d49c (patch)
tree11c01d147a9241561eb7a3ad5a999e234be2750c /arch/riscv/include/asm/cacheflush.h
parent4c8928850c9dc5c849ee37d89a79d44a283bdd87 (diff)
parent7e2cd21e02b35483ce8ea88da5732d4d3ec3a6c9 (diff)
Merge 7e2cd21e02b3 ("Merge tag 'tty-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the tty fixes and api additions in this branch. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/riscv/include/asm/cacheflush.h')
-rw-r--r--arch/riscv/include/asm/cacheflush.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/cacheflush.h b/arch/riscv/include/asm/cacheflush.h
index a60acaecfeda..273ece6b622f 100644
--- a/arch/riscv/include/asm/cacheflush.h
+++ b/arch/riscv/include/asm/cacheflush.h
@@ -42,6 +42,11 @@ void flush_icache_mm(struct mm_struct *mm, bool local);
#endif /* CONFIG_SMP */
+/*
+ * The T-Head CMO errata internally probe the CBOM block size, but otherwise
+ * don't depend on Zicbom.
+ */
+extern unsigned int riscv_cbom_block_size;
#ifdef CONFIG_RISCV_ISA_ZICBOM
void riscv_init_cbom_blocksize(void);
#else