From 835e506190a38e2c61d93ca01de188e5fdcc0390 Mon Sep 17 00:00:00 2001 From: Alexander Leidinger Date: Sun, 27 Aug 2006 08:56:54 +0000 Subject: [PATCH] Add the linux statfs64 call. This allows Tivoli backup to proceed a little but further on -current (still not successful, but a step into the right direction). Sponsored by: Google SoC 2006 Submitted by: rdivacky Tested by: Paul Mather --- sys/amd64/linux32/linux32_dummy.c | 1 - sys/amd64/linux32/syscalls.master | 2 +- sys/compat/linux/linux_stats.c | 51 +++++++++++++++++++++++++++++++ sys/i386/linux/linux_dummy.c | 1 - sys/i386/linux/syscalls.master | 2 +- 5 files changed, 53 insertions(+), 4 deletions(-) diff --git a/sys/amd64/linux32/linux32_dummy.c b/sys/amd64/linux32/linux32_dummy.c index 81be23fc604..2d1e4f5efeb 100644 --- a/sys/amd64/linux32/linux32_dummy.c +++ b/sys/amd64/linux32/linux32_dummy.c @@ -77,7 +77,6 @@ DUMMY(timer_settime); DUMMY(timer_gettime); DUMMY(timer_getoverrun); DUMMY(timer_delete); -DUMMY(statfs64); DUMMY(fstatfs64); DUMMY(utimes); DUMMY(fadvise64_64); diff --git a/sys/amd64/linux32/syscalls.master b/sys/amd64/linux32/syscalls.master index 04a5ba05a18..34f2f0d0bad 100644 --- a/sys/amd64/linux32/syscalls.master +++ b/sys/amd64/linux32/syscalls.master @@ -430,7 +430,7 @@ 266 AUE_NULL STD { int linux_clock_getres(clockid_t which, struct l_timespec *tp); } 267 AUE_NULL STD { int linux_clock_nanosleep(clockid_t which, int flags, \ struct l_timespec *rqtp, struct l_timespec *rmtp); } -268 AUE_NULL STD { int linux_statfs64(void); } +268 AUE_NULL STD { int linux_statfs64(char *path, struct l_statfs64_buf *buf); } 269 AUE_NULL STD { int linux_fstatfs64(void); } 270 AUE_NULL STD { int linux_tgkill(int tgid, int pid, int sig); } 271 AUE_NULL STD { int linux_utimes(void); } diff --git a/sys/compat/linux/linux_stats.c b/sys/compat/linux/linux_stats.c index f19019a3fc0..41903fd2247 100644 --- a/sys/compat/linux/linux_stats.c +++ b/sys/compat/linux/linux_stats.c @@ -312,6 +312,19 @@ struct l_statfs { l_int f_spare[6]; }; +struct l_statfs64 { + l_int f_type; + l_int f_bsize; + uint64_t f_blocks; + uint64_t f_bfree; + uint64_t f_bavail; + uint64_t f_files; + uint64_t f_ffree; + l_fsid_t f_fsid; + l_int f_namelen; + l_int f_spare[6]; +}; + #define LINUX_CODA_SUPER_MAGIC 0x73757245L #define LINUX_EXT2_SUPER_MAGIC 0xEF53L #define LINUX_HPFS_SUPER_MAGIC 0xf995e849L @@ -387,6 +400,44 @@ linux_statfs(struct thread *td, struct linux_statfs_args *args) return copyout(&linux_statfs, args->buf, sizeof(linux_statfs)); } +static void +bsd_to_linux_statfs64(struct statfs *bsd_statfs, struct l_statfs64 *linux_statfs) +{ + + linux_statfs->f_type = bsd_to_linux_ftype(bsd_statfs->f_fstypename); + linux_statfs->f_bsize = bsd_statfs->f_bsize; + linux_statfs->f_blocks = bsd_statfs->f_blocks; + linux_statfs->f_bfree = bsd_statfs->f_bfree; + linux_statfs->f_bavail = bsd_statfs->f_bavail; + linux_statfs->f_ffree = bsd_statfs->f_ffree; + linux_statfs->f_files = bsd_statfs->f_files; + linux_statfs->f_fsid.val[0] = bsd_statfs->f_fsid.val[0]; + linux_statfs->f_fsid.val[1] = bsd_statfs->f_fsid.val[1]; + linux_statfs->f_namelen = MAXNAMLEN; +} + +int +linux_statfs64(struct thread *td, struct linux_statfs64_args *args) +{ + struct l_statfs64 linux_statfs; + struct statfs bsd_statfs; + char *path; + int error; + + LCONVPATHEXIST(td, args->path, &path); + +#ifdef DEBUG + if (ldebug(statfs64)) + printf(ARGS(statfs64, "%s, *"), path); +#endif + error = kern_statfs(td, path, UIO_SYSSPACE, &bsd_statfs); + LFREEPATH(path); + if (error) + return (error); + bsd_to_linux_statfs64(&bsd_statfs, &linux_statfs); + return copyout(&linux_statfs, args->buf, sizeof(linux_statfs)); +} + int linux_fstatfs(struct thread *td, struct linux_fstatfs_args *args) { diff --git a/sys/i386/linux/linux_dummy.c b/sys/i386/linux/linux_dummy.c index 322b9b2ccec..ccc548d4b93 100644 --- a/sys/i386/linux/linux_dummy.c +++ b/sys/i386/linux/linux_dummy.c @@ -73,7 +73,6 @@ DUMMY(epoll_create); DUMMY(epoll_ctl); DUMMY(epoll_wait); DUMMY(remap_file_pages); -DUMMY(statfs64); DUMMY(fstatfs64); DUMMY(utimes); DUMMY(fadvise64_64); diff --git a/sys/i386/linux/syscalls.master b/sys/i386/linux/syscalls.master index 85013a81e4a..456a7845eb8 100644 --- a/sys/i386/linux/syscalls.master +++ b/sys/i386/linux/syscalls.master @@ -434,7 +434,7 @@ 266 AUE_NULL STD { int linux_clock_getres(clockid_t which, struct l_timespec *tp); } 267 AUE_NULL STD { int linux_clock_nanosleep(clockid_t which, int flags, \ struct l_timespec *rqtp, struct l_timespec *rmtp); } -268 AUE_NULL STD { int linux_statfs64(void); } +268 AUE_NULL STD { int linux_statfs64(char *path, struct l_statfs64_buf *buf); } 269 AUE_NULL STD { int linux_fstatfs64(void); } 270 AUE_NULL STD { int linux_tgkill(int tgid, int pid, int sig); } 271 AUE_NULL STD { int linux_utimes(void); } -- 2.45.2