diff options
author | dchagin <dchagin@FreeBSD.org> | 2016-01-09 17:13:43 +0000 |
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committer | dchagin <dchagin@FreeBSD.org> | 2016-01-09 17:13:43 +0000 |
commit | 5b01285f9b0853975f2548587fbdae2a2e0e6d0e (patch) | |
tree | c77886c765d3ab08a424727870df2a7668ba66a5 | |
parent | 795e029d8d1a24e32074626dad63ac27eea49b85 (diff) | |
download | FreeBSD-src-5b01285f9b0853975f2548587fbdae2a2e0e6d0e.zip FreeBSD-src-5b01285f9b0853975f2548587fbdae2a2e0e6d0e.tar.gz |
MFC r283465:
Add preliminary fallocate system call implementation
to emulate posix_fallocate() function.
-rw-r--r-- | sys/amd64/linux/linux_dummy.c | 1 | ||||
-rw-r--r-- | sys/amd64/linux/syscalls.master | 3 | ||||
-rw-r--r-- | sys/amd64/linux32/linux32_dummy.c | 2 | ||||
-rw-r--r-- | sys/amd64/linux32/syscalls.master | 3 | ||||
-rw-r--r-- | sys/compat/linux/linux_file.c | 15 | ||||
-rw-r--r-- | sys/i386/linux/linux_dummy.c | 2 | ||||
-rw-r--r-- | sys/i386/linux/syscalls.master | 3 |
7 files changed, 21 insertions, 8 deletions
diff --git a/sys/amd64/linux/linux_dummy.c b/sys/amd64/linux/linux_dummy.c index 80a343e..865cbfc 100644 --- a/sys/amd64/linux/linux_dummy.c +++ b/sys/amd64/linux/linux_dummy.c @@ -102,7 +102,6 @@ DUMMY(utimensat); DUMMY(epoll_pwait); DUMMY(signalfd); DUMMY(timerfd); -DUMMY(fallocate); DUMMY(timerfd_settime); DUMMY(timerfd_gettime); DUMMY(signalfd4); diff --git a/sys/amd64/linux/syscalls.master b/sys/amd64/linux/syscalls.master index 4cab140..ff6e1fb 100644 --- a/sys/amd64/linux/syscalls.master +++ b/sys/amd64/linux/syscalls.master @@ -474,7 +474,8 @@ 282 AUE_NULL STD { int linux_signalfd(void); } 283 AUE_NULL STD { int linux_timerfd(void); } 284 AUE_NULL STD { int linux_eventfd(l_uint initval); } -285 AUE_NULL STD { int linux_fallocate(void); } +285 AUE_NULL STD { int linux_fallocate(l_int fd, l_int mode, \ + l_loff_t offset, l_loff_t len); } 286 AUE_NULL STD { int linux_timerfd_settime(void); } 287 AUE_NULL STD { int linux_timerfd_gettime(void); } 288 AUE_ACCEPT STD { int linux_accept4(l_int s, l_uintptr_t addr, \ diff --git a/sys/amd64/linux32/linux32_dummy.c b/sys/amd64/linux32/linux32_dummy.c index 05e5cef..63b16cc 100644 --- a/sys/amd64/linux32/linux32_dummy.c +++ b/sys/amd64/linux32/linux32_dummy.c @@ -108,8 +108,6 @@ DUMMY(epoll_pwait); DUMMY(utimensat); DUMMY(signalfd); DUMMY(timerfd_create); -/* linux 2.6.23: */ -DUMMY(fallocate); /* linux 2.6.25: */ DUMMY(timerfd_settime); DUMMY(timerfd_gettime); diff --git a/sys/amd64/linux32/syscalls.master b/sys/amd64/linux32/syscalls.master index 1ed2408..1e418ae 100644 --- a/sys/amd64/linux32/syscalls.master +++ b/sys/amd64/linux32/syscalls.master @@ -538,7 +538,8 @@ 322 AUE_NULL STD { int linux_timerfd_create(void); } 323 AUE_NULL STD { int linux_eventfd(l_uint initval); } ; linux 2.6.23: -324 AUE_NULL STD { int linux_fallocate(void); } +324 AUE_NULL STD { int linux_fallocate(l_int fd, l_int mode, \ + l_loff_t offset, l_loff_t len); } ; linux 2.6.25: 325 AUE_NULL STD { int linux_timerfd_settime(void); } 326 AUE_NULL STD { int linux_timerfd_gettime(void); } diff --git a/sys/compat/linux/linux_file.c b/sys/compat/linux/linux_file.c index 2279111..ee1d1ba 100644 --- a/sys/compat/linux/linux_file.c +++ b/sys/compat/linux/linux_file.c @@ -1628,3 +1628,18 @@ linux_dup3(struct thread *td, struct linux_dup3_args *args) newfd = args->newfd; return (kern_fcntl(td, args->oldfd, cmd, newfd)); } + +int +linux_fallocate(struct thread *td, struct linux_fallocate_args *args) +{ + + /* + * We emulate only posix_fallocate system call for which + * mode should be 0. + */ + if (args->mode != 0) + return (ENOSYS); + + return (kern_posix_fallocate(td, args->fd, args->offset, + args->len)); +} diff --git a/sys/i386/linux/linux_dummy.c b/sys/i386/linux/linux_dummy.c index 543f766..d70a126 100644 --- a/sys/i386/linux/linux_dummy.c +++ b/sys/i386/linux/linux_dummy.c @@ -104,8 +104,6 @@ DUMMY(epoll_pwait); DUMMY(utimensat); DUMMY(signalfd); DUMMY(timerfd_create); -/* linux 2.6.23: */ -DUMMY(fallocate); /* linux 2.6.25: */ DUMMY(timerfd_settime); DUMMY(timerfd_gettime); diff --git a/sys/i386/linux/syscalls.master b/sys/i386/linux/syscalls.master index 563d529..6a3b85b 100644 --- a/sys/i386/linux/syscalls.master +++ b/sys/i386/linux/syscalls.master @@ -546,7 +546,8 @@ 322 AUE_NULL STD { int linux_timerfd_create(void); } 323 AUE_NULL STD { int linux_eventfd(l_uint initval); } ; linux 2.6.23: -324 AUE_NULL STD { int linux_fallocate(void); } +324 AUE_NULL STD { int linux_fallocate(l_int fd, l_int mode, \ + l_loff_t offset, l_loff_t len); } ; linux 2.6.25: 325 AUE_NULL STD { int linux_timerfd_settime(void); } 326 AUE_NULL STD { int linux_timerfd_gettime(void); } |