Date: Sun, 24 May 2015 17:33:22 +0000 (UTC) From: Dmitry Chagin <dchagin@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r283465 - in head/sys: amd64/linux amd64/linux32 compat/linux i386/linux Message-ID: <201505241733.t4OHXMsW024357@svn.freebsd.org>
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Author: dchagin Date: Sun May 24 17:33:21 2015 New Revision: 283465 URL: https://svnweb.freebsd.org/changeset/base/283465 Log: Add preliminary fallocate system call implementation to emulate posix_fallocate() function. Differential Revision: https://reviews.freebsd.org/D1523 Reviewed by: emaste Modified: head/sys/amd64/linux/linux_dummy.c head/sys/amd64/linux/syscalls.master head/sys/amd64/linux32/linux32_dummy.c head/sys/amd64/linux32/syscalls.master head/sys/compat/linux/linux_file.c head/sys/i386/linux/linux_dummy.c head/sys/i386/linux/syscalls.master Modified: head/sys/amd64/linux/linux_dummy.c ============================================================================== --- head/sys/amd64/linux/linux_dummy.c Sun May 24 17:30:31 2015 (r283464) +++ head/sys/amd64/linux/linux_dummy.c Sun May 24 17:33:21 2015 (r283465) @@ -102,7 +102,6 @@ DUMMY(utimensat); DUMMY(epoll_pwait); DUMMY(signalfd); DUMMY(timerfd); -DUMMY(fallocate); DUMMY(timerfd_settime); DUMMY(timerfd_gettime); DUMMY(signalfd4); Modified: head/sys/amd64/linux/syscalls.master ============================================================================== --- head/sys/amd64/linux/syscalls.master Sun May 24 17:30:31 2015 (r283464) +++ head/sys/amd64/linux/syscalls.master Sun May 24 17:33:21 2015 (r283465) @@ -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, \ Modified: head/sys/amd64/linux32/linux32_dummy.c ============================================================================== --- head/sys/amd64/linux32/linux32_dummy.c Sun May 24 17:30:31 2015 (r283464) +++ head/sys/amd64/linux32/linux32_dummy.c Sun May 24 17:33:21 2015 (r283465) @@ -107,8 +107,6 @@ 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); Modified: head/sys/amd64/linux32/syscalls.master ============================================================================== --- head/sys/amd64/linux32/syscalls.master Sun May 24 17:30:31 2015 (r283464) +++ head/sys/amd64/linux32/syscalls.master Sun May 24 17:33:21 2015 (r283465) @@ -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); } Modified: head/sys/compat/linux/linux_file.c ============================================================================== --- head/sys/compat/linux/linux_file.c Sun May 24 17:30:31 2015 (r283464) +++ head/sys/compat/linux/linux_file.c Sun May 24 17:33:21 2015 (r283465) @@ -1636,3 +1636,18 @@ linux_dup3(struct thread *td, struct lin 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)); +} Modified: head/sys/i386/linux/linux_dummy.c ============================================================================== --- head/sys/i386/linux/linux_dummy.c Sun May 24 17:30:31 2015 (r283464) +++ head/sys/i386/linux/linux_dummy.c Sun May 24 17:33:21 2015 (r283465) @@ -103,8 +103,6 @@ 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); Modified: head/sys/i386/linux/syscalls.master ============================================================================== --- head/sys/i386/linux/syscalls.master Sun May 24 17:30:31 2015 (r283464) +++ head/sys/i386/linux/syscalls.master Sun May 24 17:33:21 2015 (r283465) @@ -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); }
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