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Re: [PATCH] pack-revindex.h: fix typos of time complexity

From
Bagas Sanjaya <bagasdotme@gmail.com>
Date
Sep 15, 2021, 08:48 UTC
Message-ID
<617e94d7-6c34-8e89-fd3a-d96dc70fd9dd@gmail.com>
In-Reply-To
<pull.1039.git.1631695337775.gitgitgadget@gmail.com>
On 15/09/21 15.42, Kyle Zhao via GitGitGadget wrote:
Show 42 quoted lines
> From: kylezhao <kylezhao@tencent.com>
> 
> Signed-off-by: kylezhao <kylezhao@tencent.com>
> ---
>      pack-revindex.h: fix typos of time complexity
>      
>      It looks like the time complexity descriptions were written wrong.
>      
>      Regards, Kyle
> 
> Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-1039%2Fkeyu98%2Fkz%2Ffix-pack-revindex-typo-v1
> Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-1039/keyu98/kz/fix-pack-revindex-typo-v1
> Pull-Request: https://github.com/gitgitgadget/git/pull/1039
> 
>   pack-revindex.h | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/pack-revindex.h b/pack-revindex.h
> index 479b8f2f9c9..74f4eae668d 100644
> --- a/pack-revindex.h
> +++ b/pack-revindex.h
> @@ -109,7 +109,7 @@ off_t pack_pos_to_offset(struct packed_git *p, uint32_t pos);
>    * If the reverse index has not yet been loaded, or the position is out of
>    * bounds, this function aborts.
>    *
> - * This function runs in time O(log N) with the number of objects in the MIDX.
> + * This function runs in constant time.
>    */
>   uint32_t pack_pos_to_midx(struct multi_pack_index *m, uint32_t pos);
>   
> @@ -120,7 +120,7 @@ uint32_t pack_pos_to_midx(struct multi_pack_index *m, uint32_t pos);
>    * If the reverse index has not yet been loaded, or the position is out of
>    * bounds, this function aborts.
>    *
> - * This function runs in constant time.
> + * This function runs in time O(log N) with the number of objects in the MIDX.
>    */
>   int midx_to_pack_pos(struct multi_pack_index *midx, uint32_t at, uint32_t *pos);
>   
> 
> base-commit: 8b7c11b8668b4e774f81a9f0b4c30144b818f1d1
> 

The commit message should be "time complexities for pack_pos_to_midx and midx_to_pack_pos are swapped, correct it". Of course, this is not typofix.

-- 
An old man doll... just what I always wanted! - Clara
Previous: Kyle Zhao via GitGitGadgetNext: Kyle Zhao via GitGitGadget
Message 2 of 6 in “pack-revindex.h: fix typos of time complexity”
  1. pack-revindex.h: fix typos of time complexityKyle Zhao via GitGitGadget, Sep 15, 2021
  2. Bagas SanjayaSep 15, 2021
  3. pack-revindex.h: correct the time complexity descriptionsKyle Zhao via GitGitGadget, Sep 15, 2021
  4. Bagas SanjayaSep 15, 2021
  5. Taylor BlauSep 16, 2021
  6. Junio C HamanoSep 16, 2021

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