staging: lustre: fix comparison between signed and unsigned

[linux-2.6-block.git] / drivers / staging / lustre / lustre / include / obd.h

diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h
index f55e67915f56f5465ec98e81ddb7746baead5a11..37a3acbabd629b56602cca4062ba28b5af916e11 100644 (file)
--- a/drivers/staging/lustre/lustre/include/obd.h
+++ b/drivers/staging/lustre/lustre/include/obd.h
@@ -222,11 +222,11 @@ struct client_obd {
        struct sptlrpc_flavor    cl_flvr_mgc;   /* fixed flavor of mgc->mgs */
 
        /* the grant values are protected by loi_list_lock below */
-       long                 cl_dirty_pages;    /* all _dirty_ in pahges */
-       long                 cl_dirty_max_pages;/* allowed w/o rpc */
-       long                 cl_dirty_transit; /* dirty synchronous */
-       long                 cl_avail_grant;   /* bytes of credit for ost */
-       long                 cl_lost_grant;    /* lost credits (trunc) */
+       unsigned long            cl_dirty_pages;        /* all _dirty_ in pahges */
+       unsigned long            cl_dirty_max_pages;    /* allowed w/o rpc */
+       unsigned long            cl_dirty_transit;      /* dirty synchronous */
+       unsigned long            cl_avail_grant;        /* bytes of credit for ost */
+       unsigned long            cl_lost_grant;         /* lost credits (trunc) */
 
        /* since we allocate grant by blocks, we don't know how many grant will
         * be used to add a page into cache. As a solution, we reserve maximum
@@ -268,13 +268,13 @@ struct client_obd {
        struct list_head               cl_loi_hp_ready_list;
        struct list_head               cl_loi_write_list;
        struct list_head               cl_loi_read_list;
-       int                   cl_r_in_flight;
-       int                   cl_w_in_flight;
+       __u32                    cl_r_in_flight;
+       __u32                    cl_w_in_flight;
        /* just a sum of the loi/lop pending numbers to be exported by sysfs */
        atomic_t             cl_pending_w_pages;
        atomic_t             cl_pending_r_pages;
        __u32                    cl_max_pages_per_rpc;
-       int                   cl_max_rpcs_in_flight;
+       __u32                    cl_max_rpcs_in_flight;
        struct obd_histogram     cl_read_rpc_hist;
        struct obd_histogram     cl_write_rpc_hist;
        struct obd_histogram     cl_read_page_hist;
@@ -1183,8 +1183,8 @@ static inline void client_adjust_max_dirty(struct client_obd *cli)
                cli->cl_dirty_max_pages =
                        (OSC_MAX_DIRTY_DEFAULT * 1024 * 1024) >> PAGE_SHIFT;
        else {
-               long dirty_max = cli->cl_max_rpcs_in_flight *
-                                cli->cl_max_pages_per_rpc;
+               unsigned long dirty_max = cli->cl_max_rpcs_in_flight *
+                                         cli->cl_max_pages_per_rpc;
 
                if (dirty_max > cli->cl_dirty_max_pages)
                        cli->cl_dirty_max_pages = dirty_max;