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| author | Sage Weil <sage@inktank.com> | 2013-08-15 11:11:45 -0700 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-08-15 11:11:45 -0700 |
| commit | ee3e542fec6e69bc9fb668698889a37d93950ddf (patch) | |
| tree | e74ee766a4764769ef1d3d45d266b4dea64101d3 /drivers/ide/ide-taskfile.c | |
| parent | fe2a801b50c0bb8039d627e5ae1fec249d10ff39 (diff) | |
| parent | f1d6e17f540af37bb1891480143669ba7636c4cf (diff) | |
Merge remote-tracking branch 'linus/master' into testing
Diffstat (limited to 'drivers/ide/ide-taskfile.c')
| -rw-r--r-- | drivers/ide/ide-taskfile.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 729428edeba..dabb88b1cbe 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -239,9 +239,6 @@ void ide_pio_bytes(ide_drive_t *drive, struct ide_cmd *cmd, unsigned nr_bytes = min(len, cursg->length - cmd->cursg_ofs); int page_is_high; - if (nr_bytes > PAGE_SIZE) - nr_bytes = PAGE_SIZE; - page = sg_page(cursg); offset = cursg->offset + cmd->cursg_ofs; @@ -249,6 +246,8 @@ void ide_pio_bytes(ide_drive_t *drive, struct ide_cmd *cmd, page = nth_page(page, (offset >> PAGE_SHIFT)); offset %= PAGE_SIZE; + nr_bytes = min_t(unsigned, nr_bytes, (PAGE_SIZE - offset)); + page_is_high = PageHighMem(page); if (page_is_high) local_irq_save(flags); |