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kerndat: mark functions as static which are used in kerndat.c only

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Signed-off-by: Andrei Vagin <avagin@gmail.com>
This commit is contained in:
Andrei Vagin
2019-08-10 23:46:19 +03:00
parent f6ab462074
commit 25460af822
3 changed files with 8 additions and 15 deletions
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7
criu/include/kerndat.h
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@@ -15,10 +15,6 @@ struct stat;
*/
extern int kerndat_init(void);
extern int kerndat_get_dirty_track(void);
extern int kerndat_fdinfo_has_lock(void);
extern int kerndat_loginuid(void);
extern int kerndat_files_stat(bool early);
enum pagemap_func {
PM_UNKNOWN,
@@ -90,7 +86,4 @@ enum {
*/
extern int kerndat_fs_virtualized(unsigned int which, u32 kdev);
extern int kerndat_tcp_repair();
extern int kerndat_uffd(void);
#endif /* __CR_KERNDAT_H__ */

14
criu/kerndat.c
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@@ -157,7 +157,7 @@ static void kerndat_mmap_min_addr(void)
(unsigned long)kdat.mmap_min_addr);
}
int kerndat_files_stat(bool early)
static int kerndat_files_stat(bool early)
{
static const uint32_t NR_OPEN_DEFAULT = 1024 * 1024;
static const uint64_t MAX_FILES_DEFAULT = 8192;
@@ -348,7 +348,7 @@ int kerndat_fs_virtualized(unsigned int which, u32 kdev)
* this functionality under CONFIG_MEM_SOFT_DIRTY option.
*/
int kerndat_get_dirty_track(void)
static int kerndat_get_dirty_track(void)
{
char *map;
int pm2;
@@ -471,7 +471,7 @@ static int get_task_size(void)
return 0;
}
int kerndat_fdinfo_has_lock()
static int kerndat_fdinfo_has_lock()
{
int fd, pfd = -1, exit_code = -1, len;
char buf[PAGE_SIZE];
@@ -521,7 +521,7 @@ static int get_ipv6()
return 0;
}
int kerndat_loginuid(void)
static int kerndat_loginuid(void)
{
unsigned int saved_loginuid;
int ret;
@@ -742,7 +742,7 @@ err:
return ret;
}
int kerndat_has_inotify_setnextwd(void)
static int kerndat_has_inotify_setnextwd(void)
{
int ret = 0;
int fd;
@@ -765,7 +765,7 @@ int kerndat_has_inotify_setnextwd(void)
return ret;
}
int has_kcmp_epoll_tfd(void)
static int has_kcmp_epoll_tfd(void)
{
kcmp_epoll_slot_t slot = { };
int ret = -1, efd, tfd;
@@ -907,7 +907,7 @@ unl:
}
}
int kerndat_uffd(void)
static int kerndat_uffd(void)
{
int uffd;

2
criu/uffd.c
View File

@@ -1417,7 +1417,7 @@ int cr_lazy_pages(bool daemon)
int lazy_sk;
int ret;
if (kerndat_uffd() || !kdat.has_uffd)
if (!kdat.has_uffd)
return -1;
if (prepare_dummy_pstree())