Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-01 10:43:43 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

tools/power turbostat: Remove unnecessary fflush() call

Browse Source 
The graphics sysfs knobs are read-only, making the use of fflush()
before reading them redundant.

Remove the unnecessary fflush() call.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui 2024-11-14 15:59:43 +08:00 committed by Len Brown
parent 1958f4e168
commit ba99a4fc8c
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
tools/power/x86/turbostat/turbostat.c
View File

@ -5780,12 +5780,11 @@ int snapshot_graphics(int idx)
case GFX_ACTMHz: case GFX_ACTMHz:
case SAM_MHz: case SAM_MHz:
case SAM_ACTMHz: case SAM_ACTMHz:
if (gfx_info[idx].fp == NULL) { if (gfx_info[idx].fp == NULL)
gfx_info[idx].fp = fopen_or_die(gfx_info[idx].path, "r"); gfx_info[idx].fp = fopen_or_die(gfx_info[idx].path, "r");
} else { else
rewind(gfx_info[idx].fp); rewind(gfx_info[idx].fp);
fflush(gfx_info[idx].fp);
}
retval = fscanf(gfx_info[idx].fp, "%d", &gfx_info[idx].val); retval = fscanf(gfx_info[idx].fp, "%d", &gfx_info[idx].val);
if (retval != 1) if (retval != 1)
err(1, "MHz"); err(1, "MHz");