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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-23 02:26:10 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-23 02:26:10 +0300 |
| commit | ab70a1d7c7fc6665d83f41b5ce790ff8376e0b81 (patch) | |
| tree | dee8acafa2dfb87cde4ddba68eff5e1c75557469 /net/9p/trans_common.c | |
| parent | 0adfc56ce8fdc5c17630434e49f30536ba7b8559 (diff) | |
| parent | 68da9ba4eeadae86ad42e52b80822fbd56971267 (diff) | |
| download | linux-ab70a1d7c7fc6665d83f41b5ce790ff8376e0b81.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs:
[net/9p]: Introduce basic flow-control for VirtIO transport.
9p: use the updated offset given by generic_write_checks
[net/9p] Don't re-pin pages on retrying virtqueue_add_buf().
[net/9p] Set the condition just before waking up.
[net/9p] unconditional wake_up to proc waiting for space on VirtIO ring
fs/9p: Add v9fs_dentry2v9ses
fs/9p: Attach writeback_fid on first open with WR flag
fs/9p: Open writeback fid in O_SYNC mode
fs/9p: Use truncate_setsize instead of vmtruncate
net/9p: Fix compile warning
net/9p: Convert the in the 9p rpc call path to GFP_NOFS
fs/9p: Fix race in initializing writeback fid
Diffstat (limited to 'net/9p/trans_common.c')
| -rw-r--r-- | net/9p/trans_common.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/9p/trans_common.c b/net/9p/trans_common.c index d62b9aa58df8..9172ab78fcb0 100644 --- a/net/9p/trans_common.c +++ b/net/9p/trans_common.c @@ -41,9 +41,9 @@ EXPORT_SYMBOL(p9_release_req_pages); int p9_nr_pages(struct p9_req_t *req) { - int start_page, end_page; - start_page = (unsigned long long)req->tc->pubuf >> PAGE_SHIFT; - end_page = ((unsigned long long)req->tc->pubuf + req->tc->pbuf_size + + unsigned long start_page, end_page; + start_page = (unsigned long)req->tc->pubuf >> PAGE_SHIFT; + end_page = ((unsigned long)req->tc->pubuf + req->tc->pbuf_size + PAGE_SIZE - 1) >> PAGE_SHIFT; return end_page - start_page; } @@ -69,8 +69,8 @@ p9_payload_gup(struct p9_req_t *req, size_t *pdata_off, int *pdata_len, *pdata_off = (size_t)req->tc->pubuf & (PAGE_SIZE-1); if (*pdata_off) - first_page_bytes = min((PAGE_SIZE - *pdata_off), - req->tc->pbuf_size); + first_page_bytes = min(((size_t)PAGE_SIZE - *pdata_off), + req->tc->pbuf_size); rpinfo = req->tc->private; pdata_mapped_pages = get_user_pages_fast((unsigned long)req->tc->pubuf, |