From: "Torsten Bögershausen" <tboegi@web.de>
To: "Junio C Hamano" <gitster@pobox.com>,
"Torsten Bögershausen" <tboegi@web.de>
Cc: git@vger.kernel.org
Subject: Re: [PATCH v8 10/10] ce_compare_data() did not respect conversion
Date: Fri, 6 May 2016 10:54:55 +0200 [thread overview]
Message-ID: <e33e0b87-caa1-84a3-7c5c-8938e0c78a77@web.de> (raw)
In-Reply-To: <xmqqfutyjnhh.fsf@gitster.mtv.corp.google.com>
> Let's separate 01-04/10 into a different topic and give it its own
> name; tb/convert-eol-autocrlf was the name I picked primarily for
> 07/10 but 01-04/10 are not about that fix. Both 02 and 04 are about
> autocrlf (the former is "core.eol is irrelevant when core.autocrlf
> is there", the latter is "fix core.autocrlf used in conjunction with
> ident conversion"), so how about tb/autocrlf-fix or something?
tb/core-eol-fix would be my suggestion, or core-eol-t0027-fix.
> And then we can merge that to 'next' and to 'master' while we find
> solution to 07/10 which is really the more important bit.
>
> As to (the inverse of) 10/10, I am starting to suspect that the
> correct solution (which may not be the "right" one, though) would
> involve teaching write_entry() that not everything it writes out can
> be marked up-to-date in the index. A naive implemention would be to
> pass what it writes out to the filesystem through convert_to_git()
> and see if the result matches the blob in the index, and if it does
> not match, make sure ce_mark_uptodate() is not called, perhaps by
> not calling fill_stat_cache_info(), or manually dropping CE_UPTODATE
> bit at the end of the function.
>
> A naive implementation however may turn out to be way too expensive
> to use as-is, I am afraid. Possible ways to speed up would be to
> skip this "refrain from marking up-to-date" hackery when conversion
> is known to be well behaved. For example, with the EOL handling
> updated with your series, we may be able to say that the stock
> to-git and to-working-tree pair is guaranteed to roundtrip even with
> EOL conversion, ident conversion as long as there is no end-user
> defined clean/smudge filters. With such an optimization, the result
> might perform with acceptable performance penalty in common cases.
>
That makes sense and will remove the shakiness, right ?
We only need to pay extra attention when there is an
external clean/smudge filter defined - otherwise we should be able to skip it -
after 10/10.
next prev parent reply other threads:[~2016-05-06 8:55 UTC|newest]
Thread overview: 126+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Message-Id=xmqqio26nqk8.fsf@gitster.mtv.corp.google.com>
2016-02-11 16:16 ` [PATCH 1/3] git reset --hard gives clean working tree tboegi
2016-02-11 18:49 ` Junio C Hamano
2016-03-05 7:23 ` Torsten Bögershausen
2016-03-05 8:05 ` Junio C Hamano
2016-03-05 8:27 ` Torsten Bögershausen
2016-03-05 21:18 ` Junio C Hamano
2016-03-07 8:14 ` Junio C Hamano
2016-03-07 8:51 ` Junio C Hamano
2016-03-07 8:58 ` Torsten Bögershausen
2016-03-07 22:34 ` Junio C Hamano
2016-03-29 13:25 ` [PATCH v1 1/7] Make it possible to get sha1 for a path from the index tboegi
2016-03-29 13:28 ` Duy Nguyen
2016-03-29 13:31 ` Duy Nguyen
2016-03-29 15:05 ` Torsten Bögershausen
2016-03-29 19:32 ` Eric Sunshine
2016-03-29 13:25 ` [PATCH v1 2/7] convert.c: stream and early out tboegi
2016-03-29 13:25 ` [PATCH v1 3/7] Allow core.autocrlf=input and core.eol=crlf tboegi
2016-03-29 13:25 ` [PATCH v1 4/7] t0027: TC for combined attributes tboegi
2016-03-29 13:25 ` [PATCH v1 5/7] CRLF: unify the "auto" handling tboegi
2016-03-29 19:42 ` Eric Sunshine
2016-03-29 13:25 ` [PATCH v1 6/7] correct blame for files commited with CRLF tboegi
2016-03-29 17:21 ` Junio C Hamano
2016-03-29 19:51 ` Torsten Bögershausen
2016-03-29 19:58 ` Junio C Hamano
2016-03-29 20:25 ` Junio C Hamano
2016-03-29 20:32 ` Junio C Hamano
2016-03-29 20:50 ` Junio C Hamano
2016-03-30 17:48 ` Torsten Bögershausen
2016-03-29 13:25 ` [PATCH v1 7/7] convert.c: more safer crlf handling with text attribute tboegi
2016-03-29 18:37 ` Junio C Hamano
2016-04-01 16:08 ` [PATCH v2 1/7] Make it possible to get sha1 for a path from the index tboegi
2016-04-01 16:08 ` [PATCH v2 2/7] convert.c: stream and early out tboegi
2016-04-01 16:08 ` [PATCH v2 3/7] Allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-01 22:20 ` Junio C Hamano
2016-04-01 16:08 ` [PATCH v2 4/7] t0027: TC for combined attributes tboegi
2016-04-01 22:22 ` Junio C Hamano
2016-04-01 16:08 ` [PATCH v2 5/7] CRLF: unify the "auto" handling tboegi
2016-04-01 22:25 ` Junio C Hamano
2016-04-01 16:08 ` [PATCH v2 6/7] correct blame for files commited with CRLF tboegi
2016-04-01 22:29 ` Junio C Hamano
2016-04-03 9:29 ` Torsten Bögershausen
2016-04-01 16:08 ` [PATCH v2 7/7] convert.c: more safer crlf handling with text attribute tboegi
2016-04-05 19:23 ` [PATCH v1] correct blame for files commited with CRLF tboegi
2016-04-05 20:57 ` Junio C Hamano
2016-04-05 21:12 ` Junio C Hamano
2016-04-06 4:17 ` Torsten Bögershausen
2016-04-19 13:24 ` [PATCH v5 1/4] t0027: Make more reliable tboegi
2016-04-19 13:26 ` [PATCH v5 2/4] convert: allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-19 13:26 ` [PATCH v5 3/4] t0027: test cases for combined attributes tboegi
2016-04-19 21:32 ` Junio C Hamano
2016-04-20 15:52 ` Torsten Bögershausen
2016-04-19 13:26 ` [PATCH v5 4/4] convert.c: ident + core.autocrlf didn't work tboegi
2016-04-20 22:27 ` Junio C Hamano
2016-04-22 14:38 ` [PATCH v6 01/10] t0027: Make more reliable tboegi
2016-04-22 22:03 ` Junio C Hamano
2016-04-24 3:45 ` Torsten Bögershausen
2016-04-22 14:53 ` [PATCH v6 02/10] convert: allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-22 14:53 ` [PATCH v6 03/10] t0027: test cases for combined attributes tboegi
2016-04-22 14:53 ` [PATCH v6 04/10] convert.c: ident + core.autocrlf didn't work tboegi
2016-04-22 14:53 ` [PATCH v6 05/10] read-cache: factor out get_sha1_from_index() helper tboegi
2016-04-22 14:53 ` [PATCH v6 06/10] convert.c: stream and early out tboegi
2016-04-22 14:53 ` [PATCH v6 07/10] convert: unify the "auto" handling of CRLF tboegi
2016-04-22 14:53 ` [PATCH v6 08/10] convert.c: more safer crlf handling with text attribute tboegi
2016-04-22 14:53 ` [PATCH v6 09/10] t6038; use crlf on all platforms tboegi
2016-04-22 14:53 ` [PATCH v6 10/10] ce_compare_data() did not respect conversion tboegi
2016-04-24 15:10 ` [PATCH v6b 01/10] t0027: Make commit_chk_wrnNNO() reliable tboegi
2016-04-24 15:11 ` [PATCH v6b 02/10] convert: allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-24 15:11 ` [PATCH v6b 03/10] t0027: test cases for combined attributes tboegi
2016-04-24 15:11 ` [PATCH v6b 04/10] convert.c: ident + core.autocrlf didn't work tboegi
2016-04-24 15:11 ` [PATCH v6b 05/10] read-cache: factor out get_sha1_from_index() helper tboegi
2016-04-24 15:11 ` [PATCH v6b 06/10] convert.c: stream and early out tboegi
2016-04-24 15:11 ` [PATCH v6b 07/10] convert: unify the "auto" handling of CRLF tboegi
2016-04-24 15:11 ` [PATCH v6b 08/10] convert.c: more safer crlf handling with text attribute tboegi
2016-04-24 15:11 ` [PATCH v6b 09/10] t6038; use crlf on all platforms tboegi
2016-04-24 15:11 ` [PATCH v6b 10/10] ce_compare_data() did not respect conversion tboegi
2016-04-25 16:56 ` [PATCH v7 01/10] t0027: Make commit_chk_wrnNNO() reliable tboegi
2016-04-25 19:15 ` Junio C Hamano
2016-04-25 16:56 ` [PATCH v7 02/10] convert: allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-25 16:56 ` [PATCH v7 03/10] t0027: test cases for combined attributes tboegi
2016-04-25 16:56 ` [PATCH v7 04/10] convert.c: ident + core.autocrlf didn't work tboegi
2016-04-25 16:56 ` [PATCH v7 05/10] read-cache: factor out get_sha1_from_index() helper tboegi
2016-04-25 16:56 ` [PATCH v7 06/10] convert.c: stream and early out tboegi
2016-04-25 16:56 ` [PATCH v7 07/10] convert: unify the "auto" handling of CRLF tboegi
2016-04-25 19:37 ` Junio C Hamano
2016-04-26 16:33 ` Torsten Bögershausen
2016-04-26 17:42 ` Junio C Hamano
2016-04-25 16:56 ` [PATCH v7 08/10] convert.c: more safer crlf handling with text attribute tboegi
2016-04-25 16:56 ` [PATCH v7 09/10] t6038; use crlf on all platforms tboegi
2016-04-25 16:56 ` [PATCH v7 10/10] ce_compare_data() did not respect conversion tboegi
2016-04-29 15:01 ` [PATCH v8 01/10] t0027: make commit_chk_wrnNNO() reliable tboegi
2016-04-29 15:01 ` [PATCH v8 02/10] convert: allow core.autocrlf=input and core.eol=crlf tboegi
2016-04-29 15:01 ` [PATCH v8 03/10] t0027: test cases for combined attributes tboegi
2016-04-29 15:01 ` [PATCH v8 04/10] convert.c: ident + core.autocrlf didn't work tboegi
2016-04-29 15:02 ` [PATCH v8 05/10] read-cache: factor out get_sha1_from_index() helper tboegi
2016-04-29 15:02 ` [PATCH v8 06/10] convert.c: stream and early out tboegi
2016-04-29 15:02 ` [PATCH v8 07/10] convert: unify the "auto" handling of CRLF tboegi
2016-11-25 15:48 ` Torsten Bögershausen
2016-11-27 16:22 ` [PATCH/RFC v1 1/1] New way to normalize the line endings tboegi
2016-11-29 19:15 ` Junio C Hamano
2017-04-12 11:48 ` [PATCH v2 1/1] Document how " tboegi
2016-04-29 15:02 ` [PATCH v8 08/10] convert.c: more safer crlf handling with text attribute tboegi
2016-04-29 15:02 ` [PATCH v8 09/10] t6038; use crlf on all platforms tboegi
2016-04-29 15:02 ` [PATCH v8 10/10] ce_compare_data() did not respect conversion tboegi
2016-04-29 18:20 ` Junio C Hamano
2016-04-29 21:09 ` Junio C Hamano
2016-05-01 16:27 ` Torsten Bögershausen
2016-05-02 18:16 ` Junio C Hamano
2016-05-02 19:33 ` Junio C Hamano
2016-05-03 16:02 ` Torsten Bögershausen
2016-05-03 18:31 ` Junio C Hamano
2016-05-04 4:07 ` Torsten Bögershausen
2016-05-04 7:23 ` Junio C Hamano
2016-05-06 8:54 ` Torsten Bögershausen [this message]
2016-05-06 17:11 ` Junio C Hamano
2016-05-07 6:10 ` [PATCH v9 0/6] convert-eol-autocrlf, old 5..10 now 1..6 tboegi
2016-05-07 6:10 ` [PATCH v9 1/6] read-cache: factor out get_sha1_from_index() helper tboegi
2016-05-09 19:54 ` Junio C Hamano
2016-05-07 6:11 ` [PATCH v9 2/6] convert.c: stream and early out tboegi
2016-05-09 20:29 ` Junio C Hamano
2016-05-11 4:30 ` Torsten Bögershausen
2016-05-07 6:11 ` [PATCH v9 3/6] convert: unify the "auto" handling of CRLF tboegi
2016-05-07 6:11 ` [PATCH v9 4/6] convert.c: more safer crlf handling with text attribute tboegi
2016-05-07 6:11 ` [PATCH v9 5/6] t6038; use crlf on all platforms tboegi
2016-05-07 6:11 ` [PATCH v9 6/6] convert: ce_compare_data() checks for a sha1 of a path tboegi
2016-02-11 16:16 ` [PATCH 2/3] Factor out convert_cmp_checkout() into convert.c tboegi
2016-02-11 16:16 ` [PATCH 3/3] convert.c: Optimize convert_cmp_checkout() for changed file len tboegi
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