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FreeBSD: Add option to rewind checkpoint while importing root pool

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This option is used by FreeBSD boot loader.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Mariusz Zaborski <oshogbo@vexillium.org>
Closes #10738
This commit is contained in:
Mariusz Zaborski 2020-08-20 02:19:42 +02:00 committed by GitHub
parent 5266a0728a
commit f2c027bd6a
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 6 additions and 3 deletions
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2
include/os/freebsd/zfs/sys/zfs_context_os.h
View File

@ -87,5 +87,5 @@ typedef int fstrans_cookie_t;
#define cv_wait_io(cv, mp) cv_wait(cv, mp)
typedef struct opensolaris_utsname utsname_t;
extern utsname_t *utsname(void);
extern int spa_import_rootpool(const char *name);
extern int spa_import_rootpool(const char *name, bool checkpointrewind);
#endif

5
module/os/freebsd/zfs/spa_os.c
View File

@ -185,7 +185,7 @@ spa_generate_rootconf(const char *name)
}
int
spa_import_rootpool(const char *name)
spa_import_rootpool(const char *name, bool checkpointrewind)
{
spa_t *spa;
vdev_t *rvd;
@ -244,6 +244,9 @@ spa_import_rootpool(const char *name)
}
spa->spa_is_root = B_TRUE;
spa->spa_import_flags = ZFS_IMPORT_VERBATIM;
if (checkpointrewind) {
spa->spa_import_flags |= ZFS_IMPORT_CHECKPOINT;
}
/*
* Build up a vdev tree based on the boot device's label config.

2
module/os/freebsd/zfs/zfs_vfsops.c
View File

@ -1580,7 +1580,7 @@ zfs_mount(vfs_t *vfsp)
error = getpoolname(osname, pname);
if (error == 0)
error = spa_import_rootpool(pname);
error = spa_import_rootpool(pname, false);
if (error)
goto out;
}