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authorAnna-Maria Behnsen <anna-maria@linutronix.de>2025-03-03 12:11:21 +0100
committerThomas Gleixner <tglx@linutronix.de>2025-03-08 14:37:41 +0100
commit886653e36639177dd3ec2e7a4f0dc843d7def3f4 (patch)
tree08a989abd381a2f875d9d1bda5d6802aa8997b78 /kernel/time/namespace.c
parentvdso: Move architecture related data before basetime data (diff)
downloadlinux-886653e36639177dd3ec2e7a4f0dc843d7def3f4.tar.gz
linux-886653e36639177dd3ec2e7a4f0dc843d7def3f4.zip
vdso: Rework struct vdso_time_data and introduce struct vdso_clock
To support multiple PTP clocks, the VDSO data structure needs to be reworked. All clock specific data will end up in struct vdso_clock and in struct vdso_time_data there will be an array of VDSO clocks. Now that all preparatory changes are in place: Split the clock related struct members into a separate struct vdso_clock. Make sure all users are aware, that vdso_time_data is no longer initialized as an array and vdso_clock is now the array inside vdso_data. Remove the vdso_clock define, which mapped it to vdso_time_data for the transition. Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de> Signed-off-by: Nam Cao <namcao@linutronix.de> Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/all/20250303-vdso-clock-v1-19-c1b5c69a166f@linutronix.de
Diffstat (limited to 'kernel/time/namespace.c')
-rw-r--r--kernel/time/namespace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/time/namespace.c b/kernel/time/namespace.c
index 09bc4fb39f24..e3642278df43 100644
--- a/kernel/time/namespace.c
+++ b/kernel/time/namespace.c
@@ -237,7 +237,7 @@ static void timens_set_vvar_page(struct task_struct *task,
ns->frozen_offsets = true;
vdata = page_address(ns->vvar_page);
- vc = vdata;
+ vc = vdata->clock_data;
for (i = 0; i < CS_BASES; i++)
timens_setup_vdso_clock_data(&vc[i], ns);