Re: [U-Boot] [PATCH 05/12] tools/env: Serialize calls to fw_*env

On Friday 17 August 2012 16:49:39 Joe Hershberger wrote:

Use a lock file at /var/lock/fw_printenv.lock.

the lock should be per-MTD, not per-system.

• if (-1 == flock(lockfd, LOCK_EX)) {

i guess flock() on the fd returned from the mtd device itself doesn't work ? -mike