From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/fs/jbd2/revoke.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) (limited to 'kernel/fs/jbd2/revoke.c') diff --git a/kernel/fs/jbd2/revoke.c b/kernel/fs/jbd2/revoke.c index 14214da80..705ae5778 100644 --- a/kernel/fs/jbd2/revoke.c +++ b/kernel/fs/jbd2/revoke.c @@ -141,11 +141,13 @@ static int insert_revoke_hash(journal_t *journal, unsigned long long blocknr, { struct list_head *hash_list; struct jbd2_revoke_record_s *record; + gfp_t gfp_mask = GFP_NOFS; -repeat: - record = kmem_cache_alloc(jbd2_revoke_record_cache, GFP_NOFS); + if (journal_oom_retry) + gfp_mask |= __GFP_NOFAIL; + record = kmem_cache_alloc(jbd2_revoke_record_cache, gfp_mask); if (!record) - goto oom; + return -ENOMEM; record->sequence = seq; record->blocknr = blocknr; @@ -154,13 +156,6 @@ repeat: list_add(&record->hash, hash_list); spin_unlock(&journal->j_revoke_lock); return 0; - -oom: - if (!journal_oom_retry) - return -ENOMEM; - jbd_debug(1, "ENOMEM in %s, retrying\n", __func__); - yield(); - goto repeat; } /* Find a revoke record in the journal's hash table. */ @@ -594,7 +589,7 @@ static void write_one_revoke_record(journal_t *journal, if (jbd2_journal_has_csum_v2or3(journal)) csum_size = sizeof(struct jbd2_journal_revoke_tail); - if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_64BIT)) + if (jbd2_has_feature_64bit(journal)) sz = 8; else sz = 4; @@ -624,7 +619,7 @@ static void write_one_revoke_record(journal_t *journal, *descriptorp = descriptor; } - if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_64BIT)) + if (jbd2_has_feature_64bit(journal)) * ((__be64 *)(&descriptor->b_data[offset])) = cpu_to_be64(record->blocknr); else -- cgit 1.2.3-korg