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authorMichael Witten <mfwitten@gmail.com>2011-09-16 20:45:30 (GMT)
committerDave Airlie <airlied@redhat.com>2011-10-10 08:04:57 (GMT)
commitc245cb9e15055ed5dcf7eaf29232badb0059fdc1 (patch)
treeab8142c8cf4bb3bf43b1086c4eba24885ff409af /drivers/gpu/drm/radeon/radeon.h
parentd0d0a225e6ad43314c9aa7ea081f76adc5098ad4 (diff)
downloadlinux-fsl-qoriq-c245cb9e15055ed5dcf7eaf29232badb0059fdc1.tar.xz
DRM: bug: RADEON_DEBUGFS_MAX_{NUM_FILES => COMPONENTS}
The value of RADEON_DEBUGFS_MAX_NUM_FILES has been used to specify the size of an array, each element of which looks like this: struct radeon_debugfs { struct drm_info_list *files; unsigned num_files; }; Consequently, the number of debugfs files may be much greater than RADEON_DEBUGFS_MAX_NUM_FILES, something that the current code ignores: if ((_radeon_debugfs_count + nfiles) > RADEON_DEBUGFS_MAX_NUM_FILES) { DRM_ERROR("Reached maximum number of debugfs files.\n"); DRM_ERROR("Report so we increase RADEON_DEBUGFS_MAX_NUM_FILES.\n"); return -EINVAL; } This commit fixes this make, and accordingly renames: RADEON_DEBUGFS_MAX_NUM_FILES to: RADEON_DEBUGFS_MAX_COMPONENTS Signed-off-by: Michael Witten <mfwitten@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 0040d28..ff5424e 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -102,7 +102,7 @@ extern int radeon_pcie_gen2;
#define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2)
/* RADEON_IB_POOL_SIZE must be a power of 2 */
#define RADEON_IB_POOL_SIZE 16
-#define RADEON_DEBUGFS_MAX_NUM_FILES 32
+#define RADEON_DEBUGFS_MAX_COMPONENTS 32
#define RADEONFB_CONN_LIMIT 4
#define RADEON_BIOS_NUM_SCRATCH 8