Message ID | 1463656541-13931-1-git-send-email-falakreyaz@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, May 19, 2016 at 7:15 AM, Muhammad Falak R Wani <falakreyaz@gmail.com> wrote: > Use kmemdup when some other buffer is immediately copied into allocated > region. It replaces call to allocation followed by memcpy, by a single > call to kmemdup. > > Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com> Applied the hwmgr patches. Thanks! Alex > --- > drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c > index c94f9fa..1471ac3 100644 > --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c > +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c > @@ -5109,11 +5109,11 @@ static int fiji_get_pp_table(struct pp_hwmgr *hwmgr, char **table) > struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); > > if (!data->soft_pp_table) { > - data->soft_pp_table = kzalloc(hwmgr->soft_pp_table_size, GFP_KERNEL); > + data->soft_pp_table = kmemdup(hwmgr->soft_pp_table, > + hwmgr->soft_pp_table_size, > + GFP_KERNEL); > if (!data->soft_pp_table) > return -ENOMEM; > - memcpy(data->soft_pp_table, hwmgr->soft_pp_table, > - hwmgr->soft_pp_table_size); > } > > *table = (char *)&data->soft_pp_table; > -- > 1.9.1 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c index c94f9fa..1471ac3 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c @@ -5109,11 +5109,11 @@ static int fiji_get_pp_table(struct pp_hwmgr *hwmgr, char **table) struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); if (!data->soft_pp_table) { - data->soft_pp_table = kzalloc(hwmgr->soft_pp_table_size, GFP_KERNEL); + data->soft_pp_table = kmemdup(hwmgr->soft_pp_table, + hwmgr->soft_pp_table_size, + GFP_KERNEL); if (!data->soft_pp_table) return -ENOMEM; - memcpy(data->soft_pp_table, hwmgr->soft_pp_table, - hwmgr->soft_pp_table_size); } *table = (char *)&data->soft_pp_table;
Use kmemdup when some other buffer is immediately copied into allocated region. It replaces call to allocation followed by memcpy, by a single call to kmemdup. Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com> --- drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)