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authorGary Lin <glin@suse.com>2017-03-01 16:25:51 +0800
committerDavid S. Miller <davem@davemloft.net>2017-03-01 14:56:50 -0800
commiteba38a968258b5ad9d70722ab8c584e1753f4b16 (patch)
tree706a0dcc0e148abc0c8447494638a8095629bfe0
parentdf2c43343b47a7138431f431118eb5819e205365 (diff)
downloadlinux-eba38a968258b5ad9d70722ab8c584e1753f4b16.tar.gz
linux-eba38a968258b5ad9d70722ab8c584e1753f4b16.tar.xz
bpf: update the comment about the length of analysis
Commit 07016151a446 ("bpf, verifier: further improve search pruning") increased the limit of processed instructions from 32k to 64k, but the comment still mentioned the 32k limit. This commit updates the comment to reflect the change. Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: Gary Lin <glin@suse.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--kernel/bpf/verifier.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 3fc6e39b223e..796b68d00119 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -33,7 +33,7 @@
* - out of bounds or malformed jumps
* The second pass is all possible path descent from the 1st insn.
* Since it's analyzing all pathes through the program, the length of the
- * analysis is limited to 32k insn, which may be hit even if total number of
+ * analysis is limited to 64k insn, which may be hit even if total number of
* insn is less then 4K, but there are too many branches that change stack/regs.
* Number of 'branches to be analyzed' is limited to 1k
*