From: David Howells <dhowells@redhat.com>
To: Ian Kent <raven@themaw.net>
Cc: dhowells@redhat.com,
Kernel Mailing List <linux-kernel@vger.kernel.org>,
Oleg Nesterov <onestero@redhat.com>,
Trond Myklebust <trond.myklebust@primarydata.com>,
"J. Bruce Fields" <bfields@fieldses.org>,
Benjamin Coddington <bcodding@redhat.com>,
Al Viro <viro@ZenIV.linux.org.uk>,
Jeff Layton <jeff.layton@primarydata.com>,
"Eric W. Biederman" <ebiederm@xmission.com>
Subject: Re: [RFC PATCH 5 1/7] kmod - add workqueue service thread store
Date: Thu, 02 Apr 2015 13:43:31 +0100 [thread overview]
Message-ID: <18729.1427978611@warthog.procyon.org.uk> (raw)
In-Reply-To: <20150331031441.10464.24655.stgit@pluto.fritz.box>
Ian Kent <raven@themaw.net> wrote:
> +static struct umh_wq_entry *umh_wq_find_entry(int token)
> +{
> + struct umh_wq_entry *this, *entry;
> + struct hlist_head *bucket;
> + unsigned int hash;
> +
> + hash = hash_32((unsigned long) token, UMH_WQ_HASH_SHIFT);
> + bucket = &umh_wq_hash[hash];
> +
> + entry = ERR_PTR(-ENOENT);
> + if (hlist_empty(bucket))
> + goto out;
> +
> + hlist_for_each_entry(this, bucket, umh_wq_hlist) {
> + if (this->token == token) {
> + entry = this;
> + break;
> + }
> + }
> +out:
> + return entry;
> +}
Can "struct umh_wq_entry *" be used as the token?
David
next prev parent reply other threads:[~2015-04-02 12:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-31 3:14 [RFC PATCH v5 0/7] Another attempt at contained helper execution Ian Kent
2015-03-31 3:14 ` [RFC PATCH 5 1/7] kmod - add workqueue service thread store Ian Kent
2015-03-31 11:21 ` Jeff Layton
2015-03-31 12:59 ` Ian Kent
2015-03-31 3:14 ` [RFC PATCH 5 2/7] kmod - teach usermodehelper to use service workqueues Ian Kent
2015-03-31 3:14 ` [RFC PATCH 5 3/7] nfsd - use service thread if not executing in init namespace Ian Kent
2015-03-31 13:14 ` J. Bruce Fields
2015-04-01 0:22 ` Ian Kent
2015-04-02 15:59 ` J. Bruce Fields
2015-03-31 3:15 ` [RFC PATCH 5 4/7] nfs - cache_lib " Ian Kent
2015-03-31 3:15 ` [RFC PATCH 5 5/7] nfs - objlayout " Ian Kent
2015-03-31 3:15 ` [RFC PATCH 5 6/7] KEYS - use correct memory allocation flag in call_usermodehelper_keys() Ian Kent
2015-03-31 3:15 ` [RFC PATCH 5 7/7] KEYS: exec request key within service thread of key creator Ian Kent
2015-04-02 12:43 ` David Howells [this message]
2015-04-07 0:42 ` [RFC PATCH 5 1/7] kmod - add workqueue service thread store Ian Kent
2015-04-02 12:58 ` [RFC PATCH 5 7/7] KEYS: exec request key within service thread of key creator David Howells
2015-04-07 0:54 ` Ian Kent
2015-04-02 13:00 ` [RFC PATCH 5 6/7] KEYS - use correct memory allocation flag in call_usermodehelper_keys() David Howells
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