diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/gfs2/file.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index ea87bef7314d..11c46407d4a8 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -771,6 +771,7 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end, } static inline bool should_fault_in_pages(struct iov_iter *i, + struct kiocb *iocb, size_t *prev_count, size_t *window_size) { @@ -783,15 +784,13 @@ static inline bool should_fault_in_pages(struct iov_iter *i, return false; size = PAGE_SIZE; - offs = offset_in_page(i->iov[0].iov_base + i->iov_offset); + offs = offset_in_page(iocb->ki_pos); if (*prev_count != count || !*window_size) { size_t nr_dirtied; - size = ALIGN(offs + count, PAGE_SIZE); - size = min_t(size_t, size, SZ_1M); nr_dirtied = max(current->nr_dirtied_pause - current->nr_dirtied, 8); - size = min(size, nr_dirtied << PAGE_SHIFT); + size = min_t(size_t, SZ_1M, nr_dirtied << PAGE_SHIFT); } *prev_count = count; @@ -845,7 +844,7 @@ retry_under_glock: if (ret > 0) read = ret; - if (should_fault_in_pages(to, &prev_count, &window_size)) { + if (should_fault_in_pages(to, iocb, &prev_count, &window_size)) { gfs2_holder_allow_demote(gh); window_size -= fault_in_iov_iter_writeable(to, window_size); gfs2_holder_disallow_demote(gh); @@ -916,7 +915,7 @@ retry_under_glock: if (ret > 0) written = ret; - if (should_fault_in_pages(from, &prev_count, &window_size)) { + if (should_fault_in_pages(from, iocb, &prev_count, &window_size)) { gfs2_holder_allow_demote(gh); window_size -= fault_in_iov_iter_readable(from, window_size); gfs2_holder_disallow_demote(gh); @@ -984,7 +983,7 @@ retry_under_glock: if (ret > 0) read += ret; - if (should_fault_in_pages(to, &prev_count, &window_size)) { + if (should_fault_in_pages(to, iocb, &prev_count, &window_size)) { gfs2_holder_allow_demote(&gh); window_size -= fault_in_iov_iter_writeable(to, window_size); gfs2_holder_disallow_demote(&gh); @@ -1061,7 +1060,7 @@ retry_under_glock: goto out_unlock; from->count = orig_count - written; - if (should_fault_in_pages(from, &prev_count, &window_size)) { + if (should_fault_in_pages(from, iocb, &prev_count, &window_size)) { gfs2_holder_allow_demote(gh); window_size -= fault_in_iov_iter_readable(from, window_size); gfs2_holder_disallow_demote(gh); |