[LU-14145] protect cli->cl_import with with_imp_locked()

Related — Sat, 21 Nov 2020 00:30:09 +0000

Protect cli->cl_import with with_imp_locked():

/* You must use these macros when you want to refer to
 * the import in a client obd_device for a lprocfs entry
 */
#define with_imp_locked(__obd, __imp, __rc)                             \
        for (down_read(&(__obd)->u.cli.cl_sem),                         \
             __imp = (__obd)->u.cli.cl_import,                          \
             __rc = __imp ? 0 : -ENODEV;                                \
             __imp ? 1 : (up_read(&(__obd)->u.cli.cl_sem), 0);          \
             __imp = NULL)

Whamcloud Community JIRA

[LU-14145] protect cli->cl_import with with_imp_locked()