[CRIU] Re: [PATCH] parasite: heap engine update
Pavel Emelyanov
xemul at parallels.com
Tue Feb 28 05:29:35 EST 2012
On 02/28/2012 02:27 PM, Kinsbursky Stanislav wrote:
> 1) Use macro for defining size mapped size.
> 2) Allow to allocate all space (including the last byte).
>
> Signed-off-by: Stanislav Kinsbursky <skinsbursky at openvz.org>
Ack
> ---
> parasite.c | 6 ++++--
> 1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/parasite.c b/parasite.c
> index 17a0c9d..97428ce 100644
> --- a/parasite.c
> +++ b/parasite.c
> @@ -15,9 +15,11 @@ static struct vma_entry vma;
> static int logfd = -1;
> static int tsock = -1;
>
> +#define MAX_BUF_SIZE 10 * 1024 * 1024 /* Hope 10MB will be enough... */
> +
> static int brk_init(void)
> {
> - unsigned long heap_size = 10 * 1024 * 1024;
> + unsigned long heap_size = MAX_BUF_SIZE;
> unsigned long ret;
> /*
> * Map 10 MB. Hope this will be enough for unix skb's...
> @@ -41,7 +43,7 @@ static void brk_fini(void)
> static void *brk_alloc(unsigned long bytes)
> {
> void *addr = NULL;
> - if (brk_end > (brk_tail + bytes)) {
> + if (brk_end >= (brk_tail + bytes)) {
> addr = brk_tail;
> brk_tail+= bytes;
> }
>
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