diff options
Diffstat (limited to 'arch/arm64/kernel/vdso.c')
| -rw-r--r-- | arch/arm64/kernel/vdso.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/arm64/kernel/vdso.c b/arch/arm64/kernel/vdso.c index d0cb007fa482..e8f759f764f2 100644 --- a/arch/arm64/kernel/vdso.c +++ b/arch/arm64/kernel/vdso.c @@ -37,7 +37,7 @@ #include <asm/vdso.h> #include <asm/vdso_datapage.h> -extern char vdso_start, vdso_end; +extern char vdso_start[], vdso_end[]; static unsigned long vdso_pages __ro_after_init; /* @@ -125,14 +125,14 @@ static int __init vdso_init(void) struct page **vdso_pagelist; unsigned long pfn; - if (memcmp(&vdso_start, "\177ELF", 4)) { + if (memcmp(vdso_start, "\177ELF", 4)) { pr_err("vDSO is not a valid ELF object!\n"); return -EINVAL; } - vdso_pages = (&vdso_end - &vdso_start) >> PAGE_SHIFT; + vdso_pages = (vdso_end - vdso_start) >> PAGE_SHIFT; pr_info("vdso: %ld pages (%ld code @ %p, %ld data @ %p)\n", - vdso_pages + 1, vdso_pages, &vdso_start, 1L, vdso_data); + vdso_pages + 1, vdso_pages, vdso_start, 1L, vdso_data); /* Allocate the vDSO pagelist, plus a page for the data. */ vdso_pagelist = kcalloc(vdso_pages + 1, sizeof(struct page *), @@ -145,7 +145,7 @@ static int __init vdso_init(void) /* Grab the vDSO code pages. */ - pfn = sym_to_pfn(&vdso_start); + pfn = sym_to_pfn(vdso_start); for (i = 0; i < vdso_pages; i++) vdso_pagelist[i + 1] = pfn_to_page(pfn + i); @@ -220,10 +220,8 @@ void update_vsyscall(struct timekeeper *tk) if (!use_syscall) { /* tkr_mono.cycle_last == tkr_raw.cycle_last */ vdso_data->cs_cycle_last = tk->tkr_mono.cycle_last; - vdso_data->raw_time_sec = tk->raw_time.tv_sec; - vdso_data->raw_time_nsec = (tk->raw_time.tv_nsec << - tk->tkr_raw.shift) + - tk->tkr_raw.xtime_nsec; + vdso_data->raw_time_sec = tk->raw_sec; + vdso_data->raw_time_nsec = tk->tkr_raw.xtime_nsec; vdso_data->xtime_clock_sec = tk->xtime_sec; vdso_data->xtime_clock_nsec = tk->tkr_mono.xtime_nsec; vdso_data->cs_mono_mult = tk->tkr_mono.mult; |