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| author | Mike Christie <mchristi@redhat.com> | 2016-06-05 14:32:25 -0500 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-06-07 13:41:38 -0600 |
| commit | 28a8f0d317bf225ff15008f5dd66ae16242dd843 (patch) | |
| tree | 4ed24aee241907a3612a61f8cc634acd10989c21 /kernel/trace | |
| parent | a418090aa88b9b531ac1f504d6bb8c0e9b04ccb7 (diff) | |
| download | linux-28a8f0d317bf225ff15008f5dd66ae16242dd843.tar.gz | |
block, drivers, fs: rename REQ_FLUSH to REQ_PREFLUSH
To avoid confusion between REQ_OP_FLUSH, which is handled by request_fn drivers, and upper layers requesting the block layer perform a flush sequence along with possibly a WRITE, this patch renames REQ_FLUSH to REQ_PREFLUSH. Signed-off-by: Mike Christie <mchristi@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/blktrace.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 0c70fbb6ea8d..03b0dd98ff0e 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -189,6 +189,7 @@ static const u32 ddir_act[2] = { BLK_TC_ACT(BLK_TC_READ), BLK_TC_ACT(BLK_TC_WRITE) }; #define BLK_TC_RAHEAD BLK_TC_AHEAD +#define BLK_TC_PREFLUSH BLK_TC_FLUSH /* The ilog2() calls fall out because they're constant */ #define MASK_TC_BIT(rw, __name) ((rw & REQ_ ## __name) << \ @@ -219,7 +220,7 @@ static void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes, what |= MASK_TC_BIT(op_flags, SYNC); what |= MASK_TC_BIT(op_flags, RAHEAD); what |= MASK_TC_BIT(op_flags, META); - what |= MASK_TC_BIT(op_flags, FLUSH); + what |= MASK_TC_BIT(op_flags, PREFLUSH); what |= MASK_TC_BIT(op_flags, FUA); if (op == REQ_OP_DISCARD) what |= BLK_TC_ACT(BLK_TC_DISCARD); @@ -1779,7 +1780,7 @@ void blk_fill_rwbs(char *rwbs, int op, u32 rw, int bytes) { int i = 0; - if (rw & REQ_FLUSH) + if (rw & REQ_PREFLUSH) rwbs[i++] = 'F'; switch (op) { |