LU-8560 libcfs: handle PAGE_CACHE_* removal in newer kernels

[fs/lustre-release.git] / lustre / obdclass / linux / linux-sysctl.c

diff --git a/lustre/obdclass/linux/linux-sysctl.c b/lustre/obdclass/linux/linux-sysctl.c
index 460f9aa..9d29ce1 100644 (file)
--- a/lustre/obdclass/linux/linux-sysctl.c
+++ b/lustre/obdclass/linux/linux-sysctl.c
@@ -139,7 +139,7 @@ proc_max_dirty_pages_in_mb(struct ctl_table *table, int write,
                if (val < 0)
                        return -ERANGE;
 
-               val >>= PAGE_CACHE_SHIFT;
+               val >>= PAGE_SHIFT;
 
                /* Don't allow them to let dirty pages exceed 90% of system
                 * memory and set a hard minimum of 4MB. */
@@ -149,8 +149,8 @@ proc_max_dirty_pages_in_mb(struct ctl_table *table, int write,
                               "setting to %lu\n", val,
                               ((totalram_pages / 10) * 9));
                        obd_max_dirty_pages = ((totalram_pages / 10) * 9);
-               } else if (val < 4 << (20 - PAGE_CACHE_SHIFT)) {
-                       obd_max_dirty_pages = 4 << (20 - PAGE_CACHE_SHIFT);
+               } else if (val < 4 << (20 - PAGE_SHIFT)) {
+                       obd_max_dirty_pages = 4 << (20 - PAGE_SHIFT);
                } else {
                        obd_max_dirty_pages = val;
                }
@@ -160,7 +160,7 @@ proc_max_dirty_pages_in_mb(struct ctl_table *table, int write,
 
                len = lprocfs_read_frac_helper(buf, sizeof(buf),
                                               *(unsigned long *)table->data,
-                                              1 << (20 - PAGE_CACHE_SHIFT));
+                                              1 << (20 - PAGE_SHIFT));
                if (len > *lenp)
                        len = *lenp;
                buf[len] = '\0';