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author | David S. Miller <davem@davemloft.net> | 2020-05-07 08:10:13 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2020-05-07 08:10:13 +0300 |
commit | 3793faad7b5b730941b2efbc252d14374b60843a (patch) | |
tree | e1bea43727d87f8fd30ca169f465a3591f15d63b /arch/x86/crypto/chacha_glue.c | |
parent | ae1804de93f6f1626906567ae7deec8e0111259d (diff) | |
parent | a811c1fa0a02c062555b54651065899437bacdbe (diff) | |
download | linux-3793faad7b5b730941b2efbc252d14374b60843a.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts were all overlapping changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/crypto/chacha_glue.c')
-rw-r--r-- | arch/x86/crypto/chacha_glue.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/x86/crypto/chacha_glue.c b/arch/x86/crypto/chacha_glue.c index b412c21ee06e..22250091cdbe 100644 --- a/arch/x86/crypto/chacha_glue.c +++ b/arch/x86/crypto/chacha_glue.c @@ -153,9 +153,17 @@ void chacha_crypt_arch(u32 *state, u8 *dst, const u8 *src, unsigned int bytes, bytes <= CHACHA_BLOCK_SIZE) return chacha_crypt_generic(state, dst, src, bytes, nrounds); - kernel_fpu_begin(); - chacha_dosimd(state, dst, src, bytes, nrounds); - kernel_fpu_end(); + do { + unsigned int todo = min_t(unsigned int, bytes, SZ_4K); + + kernel_fpu_begin(); + chacha_dosimd(state, dst, src, todo, nrounds); + kernel_fpu_end(); + + bytes -= todo; + src += todo; + dst += todo; + } while (bytes); } EXPORT_SYMBOL(chacha_crypt_arch); |