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IKC: use atomic allocation during initialization

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Change-Id: I5bb5d7040092d47e4cdbdad87f9d1dd5b2ceaee5
This commit is contained in:
Balazs Gerofi
2019-08-14 08:39:55 +09:00
committed by Masamichi Takagi
parent c86a38e18f
commit 2ec2112cc5
1 changed files with 3 additions and 3 deletions
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6
executer/kernel/mcctrl/ikc.c
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@ -465,7 +465,7 @@ int prepare_ikc_channels(ihk_os_t os)
int i; int i;
int ret = 0; int ret = 0;
usrdata = kzalloc(sizeof(struct mcctrl_usrdata), GFP_KERNEL); usrdata = kzalloc(sizeof(struct mcctrl_usrdata), GFP_ATOMIC);
if (!usrdata) { if (!usrdata) {
printk("%s: error: allocating mcctrl_usrdata\n", __FUNCTION__); printk("%s: error: allocating mcctrl_usrdata\n", __FUNCTION__);
ret = -ENOMEM; ret = -ENOMEM;
@ -491,7 +491,7 @@ int prepare_ikc_channels(ihk_os_t os)
usrdata->num_channels = usrdata->cpu_info->n_cpus; usrdata->num_channels = usrdata->cpu_info->n_cpus;
usrdata->channels = kzalloc(sizeof(struct mcctrl_channel) * usrdata->channels = kzalloc(sizeof(struct mcctrl_channel) *
usrdata->num_channels, usrdata->num_channels,
GFP_KERNEL); GFP_ATOMIC);
if (!usrdata->channels) { if (!usrdata->channels) {
printk("Error: cannot allocate channels.\n"); printk("Error: cannot allocate channels.\n");
@ -500,7 +500,7 @@ int prepare_ikc_channels(ihk_os_t os)
} }
usrdata->ikc2linux = kzalloc(sizeof(struct ihk_ikc_channel_desc *) * usrdata->ikc2linux = kzalloc(sizeof(struct ihk_ikc_channel_desc *) *
nr_cpu_ids, GFP_KERNEL); nr_cpu_ids, GFP_ATOMIC);
if (!usrdata->ikc2linux) { if (!usrdata->ikc2linux) {
printk("Error: cannot allocate ikc2linux channels.\n"); printk("Error: cannot allocate ikc2linux channels.\n");