On 08/10, Junio C Hamano wrote:
> Thomas Rast writes:
>
> > But I think the idea always was that any write that changes the basic
> > layout of the file (so that you would read something wrong) will need a
> > full rewrite. Otherwise we're too far in DB land.
> >
> > Most updates will be
> > of
Thomas Rast writes:
> But I think the idea always was that any write that changes the basic
> layout of the file (so that you would read something wrong) will need a
> full rewrite. Otherwise we're too far in DB land.
>
> Most updates will be
> of the "update the stat and/or sha1 of a file" kind
Junio C Hamano writes:
> If you found that an entry you read halfway has an inconsistent crc,
> and if you suspect that is because somebody else was writing to the
> same index, it is a _sure_ sign that you are not alone, and all the
> entries you read so far to the core, even if they weren't tou
On Fri, Aug 10, 2012 at 7:13 AM, Junio C Hamano wrote:
> By the way, you can only detect such inconsistency when you are
> lucky enough that you catch the other person in the middle of
> writing.
>
> If the index you are looking at holds a large tree with very many
> paths, it is possible that the
Junio C Hamano writes:
> If you found that an entry you read halfway has an inconsistent crc,
> and if you suspect that is because somebody else was writing to the
> same index, it is a _sure_ sign that you are not alone, and all the
> entries you read so far to the core, even if they weren't tou
On 08/09, Junio C Hamano wrote:
> Thomas Gummerer writes:
>
> > /* remember to discard_cache() before reading a different cache! */
> > int read_index_from(struct index_state *istate, const char *path)
> > {
> > ...
> > mmap = xmmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd,
Thomas Gummerer writes:
> /* remember to discard_cache() before reading a different cache! */
> int read_index_from(struct index_state *istate, const char *path)
> {
> ...
> mmap = xmmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd,
> 0);
> - close(fd);
> if (mmap
On 08/08, Nguyen Thai Ngoc Duy wrote:
> On Wed, Aug 8, 2012 at 6:17 PM, Thomas Gummerer wrote:
> > Move index version 2 specific functions to their own file,
> > to prepare for the addition of a new index file format. With
> > the split into two files we have the non-index specific
> > functions
On Wed, Aug 8, 2012 at 6:17 PM, Thomas Gummerer wrote:
> Move index version 2 specific functions to their own file,
> to prepare for the addition of a new index file format. With
> the split into two files we have the non-index specific
> functions in read-cache.c and the index-v2 specific functio
Move index version 2 specific functions to their own file,
to prepare for the addition of a new index file format. With
the split into two files we have the non-index specific
functions in read-cache.c and the index-v2 specific functions
in read-cache-v2.c
Helped-by: Nguyen Thai Ngoc Duy
Signed-o
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