Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_dlopen.c @ 7972:52b34c3f89b4
Too large st_blocks values are now ignored (ticket #157).
With XFS, using "allocsize=64m" mount option results in large preallocation
being reported in the st_blocks as returned by fstat() till the file is
closed. This in turn results in incorrect cache size calculations and
wrong clearing based on max_size.
To avoid too aggressive cache clearing on such volumes, st_blocks values
which result in sizes larger than st_size and eight blocks (an arbitrary
limit) are no longer trusted, and we use st_size instead.
The ngx_de_fs_size() counterpart is intentionally not modified, as
it is used on closed files and hence not affected by this problem.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 22 Jun 2020 18:02:59 +0300 |
parents | 7142b04337d6 |
children |
rev | line source |
---|---|
6380
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2 /* |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
3 * Copyright (C) Maxim Dounin |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
4 * Copyright (C) Nginx, Inc. |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
5 */ |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
6 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
7 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
8 #include <ngx_config.h> |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
9 #include <ngx_core.h> |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
10 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
11 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
12 char * |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
13 ngx_dlerror(void) |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
14 { |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
15 u_char *p; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
16 static u_char errstr[NGX_MAX_ERROR_STR]; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
17 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
18 p = ngx_strerror(ngx_errno, errstr, NGX_MAX_ERROR_STR); |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
19 *p = '\0'; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
20 |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
21 return (char *) errstr; |
7142b04337d6
Dynamic modules: dlopen() support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
22 } |