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docs/bpf: Fix a typo in verifier.rst

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In verifier.rst, there is a typo in section 'Register parentage chains'.
Caller saved registers are r0-r5, callee saved registers are r6-r9.

Here by context it means callee saved registers rather than caller saved
registers. This may confuse users.

Signed-off-by: Yiming Xiang <kxiang@umich.edu>
Link: https://lore.kernel.org/r/20240829031712.198489-1-kxiang@umich.edu
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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Yiming Xiang 2024-08-28 23:17:12 -04:00 committed by Alexei Starovoitov
parent bd0b4836a2
commit 89dd9bb255
1 changed files with 1 additions and 1 deletions
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Documentation/bpf/verifier.rst
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@ -418,7 +418,7 @@ The rules for correspondence between registers / stack slots are as follows:
linked to the registers and stack slots of the parent state with the same
indices.
* For the outer stack frames, only caller saved registers (r6-r9) and stack
* For the outer stack frames, only callee saved registers (r6-r9) and stack
slots are linked to the registers and stack slots of the parent state with the
same indices.