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xfs: remove the unused ic_io_size field from xlog_in_core

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ic_io_size is only used inside xlog_write_iclog, where we can just use
the count parameter intead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Christoph Hellwig 2019-10-14 10:36:40 -07:00 committed by Darrick J. Wong
parent cd95cb962b
commit 2c68a1dfbd
2 changed files with 2 additions and 7 deletions
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6
fs/xfs/xfs_log.c
View File

@ -1740,8 +1740,6 @@ xlog_write_iclog(
return;
}
iclog->ic_io_size = count;
bio_init(&iclog->ic_bio, iclog->ic_bvec, howmany(count, PAGE_SIZE));
bio_set_dev(&iclog->ic_bio, log->l_targ->bt_bdev);
iclog->ic_bio.bi_iter.bi_sector = log->l_logBBstart + bno;
@ -1751,9 +1749,9 @@ xlog_write_iclog(
if (need_flush)
iclog->ic_bio.bi_opf |= REQ_PREFLUSH;
xlog_map_iclog_data(&iclog->ic_bio, iclog->ic_data, iclog->ic_io_size);
xlog_map_iclog_data(&iclog->ic_bio, iclog->ic_data, count);
if (is_vmalloc_addr(iclog->ic_data))
flush_kernel_vmap_range(iclog->ic_data, iclog->ic_io_size);
flush_kernel_vmap_range(iclog->ic_data, count);
/*
* If this log buffer would straddle the end of the log we will have

3
fs/xfs/xfs_log_priv.h
View File

@ -179,8 +179,6 @@ typedef struct xlog_ticket {
* - ic_next is the pointer to the next iclog in the ring.
* - ic_log is a pointer back to the global log structure.
* - ic_size is the full size of the log buffer, minus the cycle headers.
* - ic_io_size is the size of the currently pending log buffer write, which
* might be smaller than ic_size
* - ic_offset is the current number of bytes written to in this iclog.
* - ic_refcnt is bumped when someone is writing to the log.
* - ic_state is the state of the iclog.
@ -205,7 +203,6 @@ typedef struct xlog_in_core {
struct xlog_in_core *ic_prev;
struct xlog *ic_log;
u32 ic_size;
u32 ic_io_size;
u32 ic_offset;
unsigned short ic_state;
char *ic_datap; /* pointer to iclog data */