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xpmem: support for fork()

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refs #925
This commit is contained in:
Ken Sato
2018-02-22 09:37:48 +09:00
parent c9157f273f
commit c260b5c6f3
18 changed files with 1449 additions and 38 deletions
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1
kernel/include/process.h
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@@ -420,6 +420,7 @@ struct mckfd {
long (*mmap_cb)(struct mckfd *, ihk_mc_user_context_t *);
int (*close_cb)(struct mckfd *, ihk_mc_user_context_t *);
int (*fcntl_cb)(struct mckfd *, ihk_mc_user_context_t *);
int (*dup_cb)(struct mckfd *, ihk_mc_user_context_t *);
};
#define SFD_CLOEXEC 02000000

2
kernel/include/xpmem_private.h
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@@ -252,6 +252,7 @@ extern struct xpmem_partition *xpmem_my_part;
static int xpmem_ioctl(struct mckfd *mckfd, ihk_mc_user_context_t *ctx);
static int xpmem_close(struct mckfd *mckfd, ihk_mc_user_context_t *ctx);
static int xpmem_dup(struct mckfd *mckfd, ihk_mc_user_context_t *ctx);
static int xpmem_init(void);
static void xpmem_exit(void);
@@ -275,6 +276,7 @@ static int xpmem_release(xpmem_apid_t);
static void xpmem_release_ap(struct xpmem_thread_group *,
struct xpmem_access_permit *);
static void xpmem_release_aps_of_tg(struct xpmem_thread_group *ap_tg);
static void xpmem_flush(struct mckfd *);
static int xpmem_attach(struct mckfd *, xpmem_apid_t, off_t, size_t,
unsigned long, int, int, unsigned long *);