Another abstraction that is not needed. Signed-off-by: James Simmons <uja.ornl@xxxxxxxxx> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6245 Reviewed-on: http://review.whamcloud.com/13841 Reviewed-by: frank zago <fzago@xxxxxxxx> Reviewed-by: Dmitry Eremin <dmitry.eremin@xxxxxxxxx> Reviewed-by: John L. Hammond <john.hammond@xxxxxxxxx> Reviewed-by: Oleg Drokin <oleg.drokin@xxxxxxxxx> --- .../lustre/include/linux/libcfs/linux/linux-mem.h | 5 ----- drivers/staging/lustre/lnet/libcfs/tracefile.c | 17 ++++++++--------- 2 files changed, 8 insertions(+), 14 deletions(-) diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h index 12fde3c..c4b4284 100644 --- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h +++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h @@ -65,9 +65,4 @@ #define NUM_CACHEPAGES totalram_pages #endif -#define DECL_MMSPACE mm_segment_t __oldfs -#define MMSPACE_OPEN \ - do { __oldfs = get_fs(); set_fs(get_ds()); } while (0) -#define MMSPACE_CLOSE set_fs(__oldfs) - #endif /* __LINUX_CFS_MEM_H__ */ diff --git a/drivers/staging/lustre/lnet/libcfs/tracefile.c b/drivers/staging/lustre/lnet/libcfs/tracefile.c index ec3bc04..5169597 100644 --- a/drivers/staging/lustre/lnet/libcfs/tracefile.c +++ b/drivers/staging/lustre/lnet/libcfs/tracefile.c @@ -707,10 +707,9 @@ int cfs_tracefile_dump_all_pages(char *filename) struct cfs_trace_page *tage; struct cfs_trace_page *tmp; char *buf; + mm_segment_t __oldfs; int rc; - DECL_MMSPACE; - cfs_tracefile_write_lock(); filp = filp_open(filename, O_CREAT | O_EXCL | O_WRONLY | O_LARGEFILE, @@ -729,11 +728,12 @@ int cfs_tracefile_dump_all_pages(char *filename) rc = 0; goto close; } + __oldfs = get_fs(); + set_fs(get_ds()); /* ok, for now, just write the pages. in the future we'll be building * iobufs with the pages and calling generic_direct_IO */ - MMSPACE_OPEN; list_for_each_entry_safe(tage, tmp, &pc.pc_pages, linkage) { __LASSERT_TAGE_INVARIANT(tage); @@ -752,7 +752,7 @@ int cfs_tracefile_dump_all_pages(char *filename) list_del(&tage->linkage); cfs_tage_free(tage); } - MMSPACE_CLOSE; + set_fs(__oldfs); rc = vfs_fsync(filp, 1); if (rc) pr_err("sync returns %d\n", rc); @@ -986,13 +986,12 @@ static int tracefiled(void *arg) struct tracefiled_ctl *tctl = arg; struct cfs_trace_page *tage; struct cfs_trace_page *tmp; + mm_segment_t __oldfs; struct file *filp; char *buf; int last_loop = 0; int rc; - DECL_MMSPACE; - /* we're started late enough that we pick up init's fs context */ /* this is so broken in uml? what on earth is going on? */ @@ -1025,8 +1024,8 @@ static int tracefiled(void *arg) __LASSERT(list_empty(&pc.pc_pages)); goto end_loop; } - - MMSPACE_OPEN; + __oldfs = get_fs(); + set_fs(get_ds()); list_for_each_entry_safe(tage, tmp, &pc.pc_pages, linkage) { static loff_t f_pos; @@ -1051,7 +1050,7 @@ static int tracefiled(void *arg) break; } } - MMSPACE_CLOSE; + set_fs(__oldfs); filp_close(filp, NULL); put_pages_on_daemon_list(&pc); -- 1.7.1 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
