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ibmveth: Use dcbf rather than dcbfl

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commit bfedba3b2c upstream.

When building for power4, newer binutils don't recognise the "dcbfl"
extended mnemonic.

dcbfl RA, RB is equivalent to dcbf RA, RB, 1.

Switch to "dcbf" to avoid the build error.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Michael Ellerman
2023-08-23 14:51:39 +10:00
committed by Greg Kroah-Hartman
parent ffde5f9e88
commit 0a809e0157
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/ibm/ibmveth.c
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@ -196,7 +196,7 @@ static inline void ibmveth_flush_buffer(void *addr, unsigned long length)
unsigned long offset;
for (offset = 0; offset < length; offset += SMP_CACHE_BYTES)
asm("dcbfl %0,%1" :: "b" (addr), "r" (offset));
asm("dcbf %0,%1,1" :: "b" (addr), "r" (offset));
}
/* replenish the buffers for a pool. note that we don't need to